Codici ISO 639-3 (T-Z)
# Codici ISO 639-3 (T-Z)

Di seguito la lista completa dei Codici ISO 639-3 (dalla lettera T alla lettera Z)

## Elenco

### T

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| taa | | | I | L | Lower Tanana |
| tab | | | I | L | Tabassaran |
| tac | | | I | L | Lowland Tarahumara |
| tad | | | I | L | Tause |
| tae | | | I | L | Tariano |
| taf | | | I | L | Tapirapé |
| tag | | | I | L | Tagoi |
| tah | tah | ty | I | L | Tahitian |
| taj | | | I | L | Eastern Tamang |
| tak | | | I | L | Tala |
| tal | | | I | L | Tal |
| tam | tam | ta | I | L | Tamil |
| tan | | | I | L | Tangale |
| tao | | | I | L | Yami |
| tap | | | I | L | Taabwa |
| taq | | | I | L | Tamasheq |
| tar | | | I | L | Central Tarahumara |
| tas | | | I | E | Tay Boi |
| tat | tat | tt | I | L | Tatar |
| tau | | | I | L | Upper Tanana |
| tav | | | I | L | Tatuyo |
| taw | | | I | L | Tai |
| tax | | | I | L | Tamki |
| tay | | | I | L | Atayal |
| taz | | | I | L | Tocho |
| tba | | | I | L | Aikanã |
| tbb | | | I | E | Tapeba |
| tbc | | | I | L | Takia |
| tbd | | | I | L | Kaki Ae |
| tbe | | | I | L | Tanimbili |
| tbf | | | I | L | Mandara |
| tbg | | | I | L | North Tairora |
| tbh | | | I | E | Thurawal |
| tbi | | | I | L | Gaam |
| tbj | | | I | L | Tiang |
| tbk | | | I | L | Calamian Tagbanwa |
| tbl | | | I | L | Tboli |
| tbm | | | I | L | Tagbu |
| tbn | | | I | L | Barro Negro Tunebo |
| tbo | | | I | L | Tawala |
| tbp | | | I | L | Taworta |
| tbr | | | I | L | Tumtum |
| tbs | | | I | L | Tanguat |
| tbt | | | I | L | Tembo (Kitembo) |
| tbu | | | I | E | Tubar |
| tbv | | | I | L | Tobo |
| tbw | | | I | L | Tagbanwa |
| tbx | | | I | L | Kapin |
| tby | | | I | L | Tabaru |
| tbz | | | I | L | Ditammari |
| tca | | | I | L | Ticuna |
| tcb | | | I | L | Tanacross |
| tcc | | | I | L | Datooga |
| tcd | | | I | L | Tafi |
| tce | | | I | L | Southern Tutchone |
| tcf | | | I | L | Malinaltepec Tlapanec |
| tcg | | | I | L | Tamagario |
| tch | | | I | L | Turks And Caicos Creole English |
| tci | | | I | L | Wára |
| tck | | | I | L | Tchitchege |
| tcl | | | I | L | Taman (Myanmar) |
| tcm | | | I | L | Tanahmerah |
| tcn | | | I | L | Tichurong |
| tco | | | I | L | Taungyo |
| tcp | | | I | L | Tawr Chin |
| tcq | | | I | L | Kaiy |
| tcs | | | I | L | Torres Strait Creole |
| tct | | | I | L | T'en |
| tcu | | | I | L | Southeastern Tarahumara |
| tcw | | | I | L | Tecpatlán Totonac |
| tcx | | | I | L | Toda |
| tcy | | | I | L | Tulu |
| tcz | | | I | L | Thado Chin |
| tda | | | I | L | Tagdal |
| tdb | | | I | L | Panchpargania |
| tdc | | | I | L | Emberá-Tadó |
| tdd | | | I | L | Tai Nüa |
| tdf | | | I | L | Talieng |
| tdg | | | I | L | Western Tamang |
| tdh | | | I | L | Thulung |
| tdi | | | I | L | Tomadino |
| tdj | | | I | L | Tajio |
| tdk | | | I | L | Tambas |
| tdl | | | I | L | Sur |
| tdn | | | I | L | Tondano |
| tdo | | | I | L | Teme |
| tdq | | | I | L | Tita |
| tdr | | | I | L | Todrah |
| tds | | | I | L | Doutai |
| tdt | | | I | L | Tetun Dili |
| tdu | | | I | L | Tempasuk Dusun |
| tdv | | | I | L | Toro |
| tdx | | | I | L | Tandroy-Mahafaly Malagasy |
| tdy | | | I | L | Tadyawan |
| tea | | | I | L | Temiar |
| teb | | | I | E | Tetete |
| ted | | | I | L | Tepo Krumen |
| tee | | | I | L | Huehuetla Tepehua |
| tef | | | I | L | Teressa |
| teg | | | I | L | Teke-Tege |
| teh | | | I | L | Tehuelche |
| tei | | | I | L | Torricelli |
| tek | | | I | L | Ibali Teke |
| tel | tel | te | I | L | Telugu |
| tem | tem | | I | L | Timne |
| ten | | | I | E | Tama (Colombia) |
| teo | | | I | L | Teso |
| tep | | | I | E | Tepecano |
| teq | | | I | L | Temein |
| ter | ter | | I | L | Tereno |
| tes | | | I | L | Tengger |
| tet | tet | | I | L | Tetum |
| teu | | | I | L | Soo |
| tev | | | I | L | Teor |
| tew | | | I | L | Tewa (USA) |
| tex | | | I | L | Tennet |
| tey | | | I | L | Tulishi |
| tfi | | | I | L | Tofin Gbe |
| tfn | | | I | L | Tanaina |
| tfo | | | I | L | Tefaro |
| tfr | | | I | L | Teribe |
| tft | | | I | L | Ternate |
| tga | | | I | L | Sagalla |
| tgb | | | I | L | Tebilung |
| tgc | | | I | L | Tigak |
| tgd | | | I | L | Ciwogai |
| tge | | | I | L | Eastern Gorkha Tamang |
| tgf | | | I | L | Chalikha |
| tgg | | | I | L | Tangga |
| tgh | | | I | L | Tobagonian Creole English |
| tgi | | | I | L | Lawunuia |
| tgj | | | I | L | Tagin |
| tgk | tgk | tg | I | L | Tajik |
| tgl | tgl | tl | I | L | Tagalog |
| tgn | | | I | L | Tandaganon |
| tgo | | | I | L | Sudest |
| tgp | | | I | L | Tangoa |
| tgq | | | I | L | Tring |
| tgr | | | I | L | Tareng |
| tgs | | | I | L | Nume |
| tgt | | | I | L | Central Tagbanwa |
| tgu | | | I | L | Tanggu |
| tgv | | | I | E | Tingui-Boto |
| tgw | | | I | L | Tagwana Senoufo |
| tgx | | | I | L | Tagish |
| tgy | | | I | E | Togoyo |
| tha | tha | th | I | L | Thai |
| thc | | | I | L | Tai Hang Tong |
| thd | | | I | L | Thayore |
| the | | | I | L | Chitwania Tharu |
| thf | | | I | L | Thangmi |
| thh | | | I | L | Northern Tarahumara |
| thi | | | I | L | Tai Long |
| thk | | | I | L | Tharaka |
| thl | | | I | L | Dangaura Tharu |
| thm | | | I | L | Aheu |
| thp | | | I | L | Thompson |
| thq | | | I | L | Kochila Tharu |
| thr | | | I | L | Rana Tharu |
| ths | | | I | L | Thakali |
| tht | | | I | L | Tahltan |
| thu | | | I | L | Thuri |
| thv | | | I | L | Tahaggart Tamahaq |
| thw | | | I | L | Thudam |
| thx | | | I | L | The |
| thy | | | I | L | Tha |
| thz | | | I | L | Tayart Tamajeq |
| tia | | | I | L | Tidikelt Tamazight |
| tic | | | I | L | Tira |
| tid | | | I | L | Tidong |
| tif | | | I | L | Tifal |
| tig | tig | | I | L | Tigre |
| tih | | | I | L | Timugon Murut |
| tii | | | I | L | Tiene |
| tij | | | I | L | Tilung |
| tik | | | I | L | Tikar |
| til | | | I | E | Tillamook |
| tim | | | I | L | Timbe |
| tin | | | I | L | Tindi |
| tio | | | I | L | Teop |
| tip | | | I | L | Trimuris |
| tiq | | | I | L | Tiéfo |
| tir | tir | ti | I | L | Tigrinya |
| tis | | | I | L | Masadiit Itneg |
| tit | | | I | L | Tinigua |
| tiu | | | I | L | Adasen Itneg |
| tiv | tiv | | I | L | Tiv |
| tiw | | | I | L | Tiwi |
| tix | | | I | L | Southern Tiwa |
| tiy | | | I | L | Tiruray |
| tiz | | | I | L | Tai Hongjin |
| tja | | | I | L | Tajuasohn |
| tjg | | | I | L | Tunjung |
| tji | | | I | L | Northern Tujia |
| tjm | | | I | E | Timucua |
| tjn | | | I | E | Tonjon |
| tjo | | | I | L | Temacine Tamazight |
| tjs | | | I | L | Southern Tujia |
| tju | | | I | E | Tjurruru |
| tka | | | I | E | Truká |
| tkb | | | I | L | Buksa |
| tkd | | | I | L | Tukudede |
| tke | | | I | L | Takwane |
| tkf | | | I | E | Tukumanféd |
| tkg | | | I | L | Tesaka Malagasy |
| tkl | tkl | | I | L | Tokelau |
| tkm | | | I | E | Takelma |
| tkn | | | I | L | Toku-No-Shima |
| tkp | | | I | L | Tikopia |
| tkq | | | I | L | Tee |
| tkr | | | I | L | Tsakhur |
| tks | | | I | L | Takestani |
| tkt | | | I | L | Kathoriya Tharu |
| tku | | | I | L | Upper Necaxa Totonac |
| tkw | | | I | L | Teanu |
| tkx | | | I | L | Tangko |
| tkz | | | I | L | Takua |
| tla | | | I | L | Southwestern Tepehuan |
| tlb | | | I | L | Tobelo |
| tlc | | | I | L | Yecuatla Totonac |
| tld | | | I | L | Talaud |
| tlf | | | I | L | Telefol |
| tlg | | | I | L | Tofanma |
| tlh | tlh | | I | C | Klingon |
| tli | tli | | I | L | Tlingit |
| tlj | | | I | L | Talinga-Bwisi |
| tlk | | | I | L | Taloki |
| tll | | | I | L | Tetela |
| tlm | | | I | L | Tolomako |
| tln | | | I | L | Talondo' |
| tlo | | | I | L | Talodi |
| tlp | | | I | L | Filomena Mata-Coahuitlán Totonac |
| tlq | | | I | L | Tai Loi |
| tlr | | | I | L | Talise |
| tls | | | I | L | Tambotalo |
| tlt | | | I | L | Teluti |
| tlu | | | I | L | Tulehu |
| tlv | | | I | L | Taliabu |
| tlx | | | I | L | Khehek |
| tly | | | I | L | Talysh |
| tma | | | I | L | Tama (Chad) |
| tmb | | | I | L | Katbol |
| tmc | | | I | L | Tumak |
| tmd | | | I | L | Haruai |
| tme | | | I | L | Tremembé |
| tmf | | | I | L | Toba-Maskoy |
| tmg | | | I | E | Ternateño |
| tmh | tmh | | M | L | Tamashek |
| tmi | | | I | L | Tutuba |
| tmj | | | I | L | Samarokena |
| tmk | | | I | L | Northwestern Tamang |
| tml | | | I | L | Tamnim Citak |
| tmm | | | I | L | Tai Thanh |
| tmn | | | I | L | Taman (Indonesia) |
| tmo | | | I | L | Temoq |
| tmp | | | I | L | Tai Mène |
| tmq | | | I | L | Tumleo |
| tmr | | | I | E | Talmudic Aramaic |
| tms | | | I | L | Tima |
| tmt | | | I | L | Tasmate |
| tmu | | | I | L | Iau |
| tmv | | | I | L | Tembo (Motembo) |
| tmw | | | I | L | Temuan |
| tmy | | | I | L | Tami |
| tmz | | | I | E | Tamanaku |
| tna | | | I | L | Tacana |
| tnb | | | I | L | Western Tunebo |
| tnc | | | I | L | Tanimuca-Retuarã |
| tnd | | | I | L | Angosturas Tunebo |
| tne | | | I | L | Tinoc Kallahan |
| tng | | | I | L | Tobanga |
| tnh | | | I | L | Maiani |
| tni | | | I | L | Tandia |
| tnj | | | I | L | Tanjong |
| tnk | | | I | L | Kwamera |
| tnl | | | I | L | Lenakel |
| tnm | | | I | L | Tabla |
| tnn | | | I | L | North Tanna |
| tno | | | I | L | Toromono |
| tnp | | | I | L | Whitesands |
| tnq | | | I | E | Taino |
| tnr | | | I | L | Budik |
| tns | | | I | L | Tenis |
| tnt | | | I | L | Tontemboan |
| tnu | | | I | L | Tay Khang |
| tnv | | | I | L | Tangchangya |
| tnw | | | I | L | Tonsawang |
| tnx | | | I | L | Tanema |
| tny | | | I | L | Tongwe |
| tnz | | | I | L | Tonga (Thailand) |
| tob | | | I | L | Toba |
| toc | | | I | L | Coyutla Totonac |
| tod | | | I | L | Toma |
| toe | | | I | E | Tomedes |
| tof | | | I | L | Gizrra |
| tog | tog | | I | L | Tonga (Nyasa) |
| toh | | | I | L | Gitonga |
| toi | | | I | L | Tonga (Zambia) |
| toj | | | I | L | Tojolabal |
| tol | | | I | L | Tolowa |
| tom | | | I | L | Tombulu |
| ton | ton | to | I | L | Tonga (Tonga Islands) |
| too | | | I | L | Xicotepec De Juárez Totonac |
| top | | | I | L | Papantla Totonac |
| toq | | | I | L | Toposa |
| tor | | | I | L | Togbo-Vara Banda |
| tos | | | I | L | Highland Totonac |
| tou | | | I | L | Tho |
| tov | | | I | L | Upper Taromi |
| tow | | | I | L | Jemez |
| tox | | | I | L | Tobian |
| toy | | | I | L | Topoiyo |
| toz | | | I | L | To |
| tpa | | | I | L | Taupota |
| tpc | | | I | L | Azoyú Tlapanec |
| tpe | | | I | L | Tippera |
| tpf | | | I | L | Tarpia |
| tpg | | | I | L | Kula |
| tpi | tpi | | I | L | Tok Pisin |
| tpj | | | I | L | Tapieté |
| tpk | | | I | E | Tupinikin |
| tpl | | | I | L | Tlacoapa Tlapanec |
| tpm | | | I | L | Tampulma |
| tpn | | | I | E | Tupinambá |
| tpo | | | I | L | Tai Pao |
| tpp | | | I | L | Pisaflores Tepehua |
| tpq | | | I | L | Tukpa |
| tpr | | | I | L | Tuparí |
| tpt | | | I | L | Tlachichilco Tepehua |
| tpu | | | I | L | Tampuan |
| tpv | | | I | L | Tanapag |
| tpw | | | I | E | Tupí |
| | | I | L | Acatepec Tlapanec |
| tpy | | | I | L | Trumai |
| tpz | | | I | L | Tinputz |
| tqb | | | I | L | Tembé |
| tql | | | I | L | Lehali |
| tqm | | | I | L | Turumsa |
| tqn | | | I | L | Tenino |
| tqo | | | I | L | Toaripi |
| tqp | | | I | L | Tomoip |
| tqq | | | I | L | Tunni |
| tqr | | | I | E | Torona |
| tqt | | | I | L | Western Totonac |
| tqu | | | I | L | Touo |
| tqw | | | I | E | Tonkawa |
| tra | | | I | L | Tirahi |
| trb | | | I | L | Terebu |
| trc | | | I | L | Copala Triqui |
| trd | | | I | L | Turi |
| tre | | | I | L | East Tarangan |
| trf | | | I | L | Trinidadian Creole English |
| trg | | | I | L | Lishán Didán |
| trh | | | I | L | Turaka |
| tri | | | I | L | Trió |
| trj | | | I | L | Toram |
| trl | | | I | L | Traveller Scottish |
| trm | | | I | L | Tregami |
| trn | | | I | L | Trinitario |
| tro | | | I | L | Tarao Naga |
| trp | | | I | L | Kok Borok |
| trq | | | I | L | San Martín Itunyoso Triqui |
| trr | | | I | L | Taushiro |
| trs | | | I | L | Chicahuaxtla Triqui |
| trt | | | I | L | Tunggare |
| tru | | | I | L | Turoyo |
| trv | | | I | L | Taroko |
| trw | | | I | L | Torwali |
| trx | | | I | L | Tringgus-Sembaan Bidayuh |
| try | | | I | E | Turung |
| trz | | | I | L | Torá |
| tsa | | | I | L | Tsaangi |
| tsb | | | I | L | Tsamai |
| tsc | | | I | L | Tswa |
| tsd | | | I | L | Tsakonian |
| tse | | | I | L | Tunisian Sign Language |
| tsf | | | I | L | Southwestern Tamang |
| tsg | | | I | L | Tausug |
| tsh | | | I | L | Tsuvan |
| tsi | tsi | | I | L | Tsimshian |
| tsj | | | I | L | Tshangla |
| tsk | | | I | L | Tseku |
| tsl | | | I | L | Ts'ün-Lao |
| tsm | | | I | L | Turkish Sign Language |
| tsn | tsn | tn | I | L | Tswana |
| tso | tso | ts | I | L | Tsonga |
| tsp | | | I | L | Northern Toussian |
| tsq | | | I | L | Thai Sign Language |
| tsr | | | I | L | Akei |
| tss | | | I | L | Taiwan Sign Language |
| tsu | | | I | L | Tsou |
| tsv | | | I | L | Tsogo |
| tsw | | | I | L | Tsishingini |
| tsx | | | I | L | Mubami |
| tsz | | | I | L | Purepecha |
| tta | | | I | E | Tutelo |
| ttb | | | I | L | Gaa |
| ttc | | | I | L | Tektiteko |
| ttd | | | I | L | Tauade |
| tte | | | I | L | Bwanabwana |
| ttf | | | I | L | Tuotomb |
| ttg | | | I | L | Tutong 2 |
| tth | | | I | L | Upper Ta'oih |
| tti | | | I | L | Tobati |
| ttj | | | I | L | Tooro |
| ttk | | | I | L | Totoro |
| ttl | | | I | L | Totela |
| ttm | | | I | L | Northern Tutchone |
| ttn | | | I | L | Towei |
| tto | | | I | L | Lower Ta'oih |
| ttp | | | I | L | Tombelala |
| ttq | | | I | L | Tawallammat Tamajaq |
| ttr | | | I | L | Tera |
| tts | | | I | L | Northeastern Thai |
| ttt | | | I | L | Muslim Tat |
| ttu | | | I | L | Torau |
| ttv | | | I | L | Titan |
| ttw | | | I | L | Tutoh Kenyah |
| tty | | | I | L | Sikaritai |
| ttz | | | I | L | Tsum |
| tua | | | I | L | Wiarumus |
| tub | | | I | L | Tübatulabal |
| tuc | | | I | L | Mutu |
| tud | | | I | E | Tuxá |
| tue | | | I | L | Tuyuca |
| tuf | | | I | L | Central Tunebo |
| tug | | | I | L | Tunia |
| tuh | | | I | L | Taulil |
| tui | | | I | L | Tupuri |
| tuj | | | I | L | Tugutil |
| tuk | tuk | tk | I | L | Turkmen |
| tul | | | I | L | Tula |
| tum | tum | | I | L | Tumbuka |
| tun | | | I | E | Tunica |
| tuo | | | I | L | Tucano |
| tuq | | | I | L | Tedaga |
| tur | tur | tr | I | L | Turkish |
| tus | | | I | L | Tuscarora |
| tuu | | | I | L | Tututni |
| tuv | | | I | L | Turkana |
| tux | | | I | E | Tuxináwa |
| tuy | | | I | L | North Tugen |
| tuz | | | I | L | Turka |
| tva | | | I | L | Vaghua |
| tvd | | | I | L | Tsuvadi |
| tve | | | I | L | Te'un |
| tvk | | | I | L | Southeast Ambrym |
| tvl | tvl | | I | L | Tuvalu |
| tvm | | | I | L | Tela-Masbuar |
| tvn | | | I | L | Tavoyan |
| tvo | | | I | L | Tidore |
| tvs | | | I | L | Taveta |
| tvt | | | I | L | Tutsa Naga |
| tvu | | | I | L | Tunen |
| tvw | | | I | L | Sedoa |
| tvy | | | I | E | Timor Pidgin |
| twa | | | I | E | Twana |
| twb | | | I | L | Western Tawbuid |
| twc | | | I | E | Teshenawa |
| twd | | | I | L | Twents |
| twe | | | I | L | Tewa (Indonesia) |
| twf | | | I | L | Northern Tiwa |
| twg | | | I | L | Tereweng |
| twh | | | I | L | Tai Dón |
| twi | twi | tw | I | L | Twi |
| twl | | | I | L | Tawara |
| twm | | | I | L | Tawang Monpa |
| twn | | | I | L | Twendi |
| two | | | I | L | Tswapong |
| twp | | | I | L | Ere |
| twq | | | I | L | Tasawaq |
| twr | | | I | L | Southwestern Tarahumara |
| twt | | | I | E | Turiwára |
| twu | | | I | L | Termanu |
| tww | | | I | L | Tuwari |
| twx | | | I | L | Tewe |
| twy | | | I | L | Tawoyan |
| txa | | | I | L | Tombonuwo |
| txb | | | I | A | Tokharian B |
| txc | | | I | E | Tsetsaut |
| txe | | | I | L | Totoli |
| txg | | | I | A | Tangut |
| txh | | | I | A | Thracian |
| txi | | | I | L | Ikpeng |
| txm | | | I | L | Tomini |
| txn | | | I | L | West Tarangan |
| txo | | | I | L | Toto |
| txq | | | I | L | Tii |
| txr | | | I | A | Tartessian |
| txs | | | I | L | Tonsea |
| txt | | | I | L | Citak |
| txu | | | I | L | Kayapó |
| txx | | | I | L | Tatana |
| txy | | | I | L | Tanosy Malagasy |
| tya | | | I | L | Tauya |
| tye | | | I | L | Kyenga |
| tyh | | | I | L | O'du |
| tyi | | | I | L | Teke-Tsaayi |
| tyj | | | I | L | Tai Do |
| tyl | | | I | L | Thu Lao |
| tyn | | | I | L | Kombai |
| typ | | | I | E | Thaypan |
| tyr | | | I | L | Tai Daeng |
| tys | | | I | L | Tày Sa Pa |
| tyt | | | I | L | Tày Tac |
| tyu | | | I | L | Kua |
| tyv | tyv | | I | L | Tuvinian |
| tyx | | | I | L | Teke-Tyee |
| tyz | | | I | L | Tày |
| tza | | | I | L | Tanzanian Sign Language |
| tzh | | | I | L | Tzeltal |
| tzj | | | I | L | Tz'utujil |
| tzm | | | I | L | Central Atlas Tamazight |
| tzn | | | I | L | Tugun |
| tzo | | | I | L | Tzotzil |
| tzx | | | I | L | Tabriak |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| tie | Tingal | Unito a Tegali (ras) |
| tkk | Takpa | Unito a Tawang Monpa (twm) come duplicato |
| tle | Southern Marakwet | Unito a Markweeta (enb) |
| tlw | South Wemale | Unito a Wemale (weo) |
| tlz | Toala' | Unito a Tae' (rob) |
| tmx | Tomyang | Unito a Yamphu (ybi) |
| tnf | Tangshewi | Unito a Dari (prs) |
| tot | Patla-Chicontla Totonac | Suddiviso in Tecpatlán Totonac (tcw) e Upper Necaxa Totonac (tku) |
| ttx | Tutong 1 | Unito a Brunei Bisaya (bsb) |
| tzb | Bachajón Tzeltal | Unito a Tzeltal (tzh) |
| tzc | Chamula Tzotzil | Unito a TZotzil (tzo) |
| tze | Chenalhó Tzotzil | Unito a TZotzil (tzo) |
| tzs | San Andrés Larrainzar Tzotzil | Unito a TZotzil (tzo) |
| tzt | Western Tzutujil | Unito a Tz'utujil (tzj) |
| tzu | Huixtán Tzotzil | Unito a TZotzil (tzo) |
| tzz | Zinacantán Tzotzil | Unito a TZotzil (tzo) |

### U

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| uam | | | I | E | Uamué |
| uan | | | I | L | Kuan |
| uar | | | I | L | Tairuma |
| uba | | | I | L | Ubang |
| ubi | | | I | L | Ubi |
| ubl | | | I | L | Buhi'non Bikol |
| ubr | | | I | L | Ubir |
| ubu | | | I | L | Umbu-Ungu |
| uby | | | I | E | Ubykh |
| uda | | | I | L | Uda |
| ude | | | I | L | Udihe |
| udi | | | I | L | Udi |
| udj | | | I | L | Ujir |
| udl | | | I | L | Wuzlam |
| udm | udm | | I | L | Udmurt |
| udu | | | I | L | Uduk |
| ues | | | I | L | Kioko |
| ufi | | | I | L | Ufim |
| uga | uga | | I | A | Ugaritic |
| ugb | | | I | E | Kuku-Ugbanh |
| uge | | | I | L | Ughele |
| ugn | | | I | L | Ugandan Sign Language |
| ugo | | | I | L | Ugong |
| ugy | | | I | L | Uruguayan Sign Language |
| uha | | | I | L | Uhami |
| uhn | | | I | L | Damal |
| uig | uig | ug | I | L | Uighur |
| uis | | | I | L | Uisai |
| uiv | | | I | L | Iyive |
| uji | | | I | L | Tanjijili |
| uka | | | I | L | Kaburi |
| ukg | | | I | L | Ukuriguma |
| ukh | | | I | L | Ukhwejo |
| ukl | | | I | L | Ukrainian Sign Language |
| ukp | | | I | L | Ukpe-Bayobiri |
| ukq | | | I | L | Ukwa |
| ukr | ukr | uk | I | L | Ukrainian |
| uks | | | I | L | Urubú-Kaapor Sign Language |
| uku | | | I | L | Ukue |
| ukw | | | I | L | Ukwuani-Aboh-Ndoni |
| ula | | | I | L | Fungwa |
| ulb | | | I | L | Ulukwumi |
| ulc | | | I | L | Ulch |
| ulf | | | I | L | Usku |
| uli | | | I | L | Ulithian |
| ulk | | | I | L | Meriam |
| ull | | | I | L | Ullatan |
| ulm | | | I | L | Ulumanda' |
| uln | | | I | L | Unserdeutsch |
| ulw | | | I | L | Ulwa |
| uma | | | I | L | Umatilla |
| umb | umb | | I | L | Umbundu |
| umc | | | I | A | Marrucinian |
| umd | | | I | E | Umbindhamu |
| umg | | | I | E | Umbuygamu |
| umi | | | I | L | Ukit |
| umm | | | I | L | Umon |
| umo | | | I | E | Umotína |
| ump | | | I | L | Umpila |
| umr | | | I | E | Umbugarla |
| ums | | | I | L | Pendau |
| umu | | | I | L | Munsee |
| una | | | I | L | North Watut |
| und | und | | S | S | Undetermined |
| une | | | I | L | Uneme |
| ung | | | I | L | Ngarinyin |
| unk | | | I | L | Enawené-Nawé |
| unm | | | I | E | Unami |
| unr | | | I | L | Mundari |
| unx | | | I | L | Munda |
| unz | | | I | L | Unde Kaili |
| uok | | | I | L | Uokha |
| upi | | | I | L | Umeda |
| upv | | | I | L | Uripiv-Wala-Rano-Atchin |
| ura | | | I | L | Urarina |
| urb | | | I | L | Kaapor/Urubú-Kaapor |
| urc | | | I | L | Urningangg |
| urd | urd | ur | I | L | Urdu |
| ure | | | I | L | Uru |
| urf | | | I | L | Uradhi |
| urg | | | I | L | Urigina |
| urh | | | I | L | Urhobo |
| uri | | | I | L | Urim |
| urk | | | I | L | Urak Lawoi' |
| url | | | I | L | Urali |
| urm | | | I | L | Urapmin |
| urn | | | I | L | Uruangnirin |
| uro | | | I | L | Ura (Papua New Guinea) |
| urp | | | I | L | Uru-Pa-In |
| urr | | | I | L | Lehalurup |
| urt | | | I | L | Urat |
| uru | | | I | E | Urumi |
| urv | | | I | E | Uruava |
| urw | | | I | L | Sop |
| urx | | | I | L | Urimo |
| ury | | | I | L | Orya |
| urz | | | I | L | Uru-Eu-Wau-Wau |
| usa | | | I | L | Usarufa |
| ush | | | I | L | Ushojo |
| usi | | | I | L | Usui |
| usk | | | I | L | Usaghade |
| usp | | | I | L | Uspanteco |
| usu | | | I | L | Uya |
| uta | | | I | L | Otank |
| ute | | | I | L | Ute-Southern Paiute |
| utp | | | I | L | Amba (Solomon Islands) |
| utr | | | I | L | Etulo |
| utu | | | I | L | Utu |
| uum | | | I | L | Urum |
| uun | | | I | E | Kulon-Pazeh |
| uur | | | I | L | Ura (Vanuatu) |
| uuu | | | I | L | U |
| uve | | | I | L | West Uvean |
| uvh | | | I | L | Uri |
| uvl | | | I | L | Lote |
| uwa | | | I | L | Kuku-Uwanh |
| uya | | | I | L | Doko-Uyanga |
| uzb | uzb | uz | M | L | Uzbek |
| uzn | | | I | L | Northern Uzbek |
| uzs | | | I | L | Southern Uzbek |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| ubm | Upper Baram Kenyah | Inesistente |
| unp | Worora | Suddiviso in Unggumi (xgu) e Worrorra (wro) |

### V

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| vaa | | | I | L | Vaagri Booli |
| vae | | | I | L | Vale |
| vaf | | | I | L | Vafsi |
| vag | | | I | L | Vagla |
| vah | | | I | L | Varhadi-Nagpuri |
| vai | vai | | I | L | Vai |
| vaj | | | I | L | Vasekela Bushman |
| val | | | I | L | Vehes |
| vam | | | I | L | Vanimo |
| van | | | I | L | Valman |
| vao | | | I | L | Vao |
| vap | | | I | L | Vaiphei |
| var | | | I | L | Huarijio |
| vas | | | I | L | Vasavi |
| vau | | | I | L | Vanuma |
| vav | | | I | L | Varli |
| vay | | | I | L | Wayu |
| vbb | | | I | L | Southeast Babar |
| vec | | | I | L | Venetian |
| ved | | | I | L | Veddah |
| vel | | | I | L | Veluws |
| vem | | | I | L | Vemgo-Mabas |
| ven | ven | ve | I | L | Venda |
| veo | | | I | E | Ventureño |
| vep | | | I | L | Veps |
| ver | | | I | L | Mom Jango |
| vgr | | | I | L | Vaghri |
| vgt | | | I | L | Flemish Sign Language; Vlaamse Gebarentaal |
| vic | | | I | L | Virgin Islands Creole English |
| vid | | | I | L | Vidunda |
| vie | vie | vi | I | L | Vietnamese |
| vif | | | I | L | Vili |
| vig | | | I | L | Viemo |
| vil | | | I | L | Vilela |
| vin | | | I | L | Vinza |
| vis | | | I | L | Vishavan |
| vit | | | I | L | Viti |
| viv | | | I | L | Iduna |
| vka | | | I | E | Kariyarra |
| vki | | | I | L | Ija-Zuba |
| vkj | | | I | L | Kujarge |
| vkk | | | I | L | Kaur |
| vkl | | | I | L | Kulisusu |
| vkm | | | I | E | Kamakan |
| vko | | | I | L | Kodeoha |
| vkp | | | I | L | Korlai Creole Portuguese |
| vkt | | | I | L | Tenggarong Kutai Malay |
| vku | | | I | L | Kurrama |
| vlp | | | I | L | Valpei |
| vls | | | I | L | Vlaams |
| vma | | | I | L | Martuyhunira |
| vmb | | | I | E | Mbabaram |
| vmc | | | I | L | Juxtlahuaca Mixtec |
| vmd | | | I | L | Koraga |
| vme | | | I | L | East Masela |
| vmf | | | I | L | Mainfränkisch |
| vmg | | | I | L | Minigir |
| vmh | | | I | L | Maraghei |
| vmi | | | I | L | Miwa |
| vmj | | | I | L | Ixtayutla Mixtec |
| vmk | | | I | L | Makhuwa-Shirima |
| vml | | | I | E | Malgana |
| vmm | | | I | L | Mitlatongo Mixtec |
| vmp | | | I | L | Soyaltepec Mazatec |
| vmq | | | I | L | Soyaltepec Mixtec |
| vmr | | | I | L | Marenje |
| vms | | | I | E | Moksela |
| vmu | | | I | L | Muluridyi |
| vmv | | | I | E | Valley Maidu |
| vmw | | | I | L | Makhuwa |
| vmx | | | I | L | Tamazola Mixtec |
| vmy | | | I | L | Ayautla Mazatec |
| vmz | | | I | L | Mazatlán Mazatec |
| vnk | | | I | E | Vano |
| vnm | | | I | L | Vinmavis |
| vnp | | | I | L | Vunapu |
| vol | vol | vo | I | C | Volapük |
| vor | | | I | L | Voro |
| vot | vot | | I | L | Votic |
| vra | | | I | L | Vera'a |
| vrs | | | I | L | Varisi |
| vrt | | | I | L | Burmbar |
| vsi | | | I | L | Moldova Sign Language |
| vsl | | | I | L | Venezuelan Sign Language |
| vum | | | I | L | Vumbu |
| vun | | | I | L | Vunjo |
| vut | | | I | L | Vute |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| vky | Kayu Agung | Unito a Komering (kge) |
| vlr | Vatrata | Suddiviso in Lemerig (lrz) e Vera'a (vra) |
| vmo | Muko-Muko | Unito a Minangkabau (min) |

### W

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| waa | | | I | L | Walla Walla |
| wab | | | I | L | Wab |
| wac | | | I | L | Wasco-Wishram |
| wad | | | I | L | Wandamen |
| wae | | | I | L | Walser |
| waf | | | I | E | Wakoná |
| wag | | | I | L | Wa'ema |
| wah | | | I | L | Watubela |
| wai | | | I | L | Wares |
| waj | | | I | L | Waffa |
| wal | wal | | I | L | Wolaytta |
| wam | | | I | E | Wampanoag |
| wan | | | I | L | Wan |
| wao | | | I | E | Wappo |
| wap | | | I | L | Wapishana |
| waq | | | I | L | Wageman |
| war | war | | I | L | Waray (Philippines) |
| was | was | | I | L | Washo |
| wat | | | I | L | Kaninuwa |
| wau | | | I | L | Waurá |
| wav | | | I | L | Waka |
| waw | | | I | L | Waiwai |
| wax | | | I | L | Watam |
| way | | | I | L | Wayana |
| waz | | | I | L | Wampur |
| wba | | | I | L | Warao |
| wbb | | | I | L | Wabo |
| wbe | | | I | L | Waritai |
| wbf | | | I | L | Wara |
| wbh | | | I | L | Wanda |
| wbi | | | I | L | Wanji |
| wbj | | | I | L | Alagwa |
| wbk | | | I | L | Waigali |
| wbl | | | I | L | Wakhi |
| wbm | | | I | L | Wa |
| wbp | | | I | L | Warlpiri |
| wbq | | | I | L | Waddar |
| wbr | | | I | L | Wagdi |
| wbt | | | I | L | Wanman |
| wbv | | | I | L | Wajarri |
| wbw | | | I | L | Woi |
| wca | | | I | L | Yanomámi |
| wci | | | I | L | Waci Gbe |
| wdd | | | I | L | Wandji |
| wdg | | | I | L | Wadaginam |
| wdj | | | I | L | Wadjiginy |
| wdu | | | I | L | Wadjigu |
| wea | | | I | L | Wewaw |
| wec | | | I | L | Wè Western |
| wed | | | I | L | Wedau |
| weh | | | I | L | Weh |
| wei | | | I | L | Were |
| wem | | | I | L | Weme Gbe |
| weo | | | I | L | Wemale |
| wep | | | I | L | Westphalien |
| wer | | | I | L | Weri |
| wes | | | I | L | Cameroon Pidgin |
| wet | | | I | L | Perai |
| weu | | | I | L | Welaung |
| wew | | | I | L | Wejewa |
| wfg | | | I | L | Yafi |
| wga | | | I | E | Wagaya |
| wgb | | | I | L | Wagawaga |
| wgg | | | I | L | Wangganguru |
| wgi | | | I | L | Wahgi |
| wgo | | | I | L | Waigeo |
| wgu | | | I | E | Wirangu |
| wgy | | | I | L | Warrgamay |
| wha | | | I | L | Manusela |
| whg | | | I | L | North Wahgi |
| whk | | | I | L | Wahau Kenyah |
| whu | | | I | L | Wahau Kayan |
| wib | | | I | L | Southern Toussian |
| wic | | | I | L | Wichita |
| wie | | | I | E | Wik-Epa |
| wif | | | I | E | Wik-Keyangan |
| wig | | | I | L | Wik-Ngathana |
| wih | | | I | L | Wik-Me'anha |
| wii | | | I | L | Minidien |
| wij | | | I | L | Wik-Iiyanh |
| wik | | | I | L | Wikalkan |
| wil | | | I | L | Wilawila |
| wim | | | I | L | Wik-Mungkan |
| win | | | I | L | Ho-Chunk |
| wir | | | I | E | Wiraféd |
| wit | | | I | L | Wintu |
| wiu | | | I | L | Wiru |
| wiv | | | I | L | Muduapa |
| wiy | | | I | E | Wiyot |
| wja | | | I | L | Waja |
| wji | | | I | L | Warji |
| wka | | | I | E | Kw'adza |
| wkd | | | I | L | Wakde |
| wkw | | | I | E | Wakawaka |
| wla | | | I | L | Walio |
| wlc | | | I | L | Mwali Comorian |
| wle | | | I | L | Wolane |
| wlg | | | I | L | Kunbarlang |
| wli | | | I | L | Waioli |
| wlk | | | I | E | Wailaki |
| wll | | | I | L | Wali (Sudan) |
| wlm | | | I | H | Middle Welsh |
| wln | wln | wa | I | L | Walloon |
| wlo | | | I | L | Wolio |
| wlr | | | I | L | Wailapa |
| wls | | | I | L | Wallisian |
| wlu | | | I | E | Wuliwuli |
| wlv | | | I | L | Wichí Lhamtés Vejoz |
| wlw | | | I | L | Walak |
| wlx | | | I | L | Wali (Ghana) |
| wly | | | I | E | Waling |
| wma | | | I | E | Mawa (Nigeria) |
| wmb | | | I | L | Wambaya |
| wmc | | | I | L | Wamas |
| wmd | | | I | L | Mamaindé |
| wme | | | I | L | Wambule |
| wmh | | | I | L | Waima'a |
| wmi | | | I | E | Wamin |
| wmm | | | I | L | Maiwa (Indonesia) |
| wmn | | | I | E | Waamwang |
| wmo | | | I | L | Wom (Papua New Guinea) |
| wms | | | I | L | Wambon |
| wmt | | | I | L | Walmajarri |
| wmw | | | I | L | Mwani |
| wnb | | | I | L | Wanambre |
| wnc | | | I | L | Wantoat |
| wnd | | | I | E | Wandarang |
| wne | | | I | L | Waneci |
| wng | | | I | L | Wanggom |
| wni | | | I | L | Ndzwani Comorian |
| wnk | | | I | L | Wanukaka |
| wnm | | | I | L | Wanggamala |
| wno | | | I | L | Wano |
| wnp | | | I | L | Wanap |
| wnu | | | I | L | Usan |
| wny | | | I | L | Wanyi |
| woa | | | I | L | Tyaraity |
| wob | | | I | L | Wè Northern |
| woc | | | I | L | Wogeo |
| wod | | | I | L | Wolani |
| woe | | | I | L | Woleaian |
| wof | | | I | L | Gambian Wolof |
| wog | | | I | L | Wogamusin |
| woi | | | I | L | Kamang |
| wok | | | I | L | Longto |
| wol | wol | wo | I | L | Wolof |
| wom | | | I | L | Wom (Nigeria) |
| won | | | I | L | Wongo |
| woo | | | I | L | Manombai |
| wor | | | I | L | Woria |
| wos | | | I | L | Hanga Hundi |
| wow | | | I | L | Wawonii |
| woy | | | I | E | Weyto |
| wpc | | | I | L | Maco |
| wra | | | I | L | Warapu |
| wrb | | | I | E | Warluwara |
| wrd | | | I | L | Warduji |
| wrg | | | I | E | Warungu |
| wrh | | | I | E | Wiradhuri |
| wri | | | I | E | Wariyangga |
| wrk | | | I | L | Garrwa |
| wrl | | | I | L | Warlmanpa |
| wrm | | | I | L | Warumungu |
| wrn | | | I | L | Warnang |
| wro | | | I | L | Worrorra |
| wrp | | | I | L | Waropen |
| wrr | | | I | L | Wardaman |
| wrs | | | I | L | Waris |
| wru | | | I | L | Waru |
| wrv | | | I | L | Waruna |
| wrw | | | I | E | Gugu Warra |
| wrx | | | I | L | Wae Rana |
| wry | | | I | L | Merwari |
| wrz | | | I | L | Waray (Australia) |
| wsa | | | I | L | Warembori |
| wsi | | | I | L | Wusi |
| wsk | | | I | L | Waskia |
| wsr | | | I | L | Owenia |
| wss | | | I | L | Wasa |
| wsu | | | I | E | Wasu |
| wsv | | | I | E | Wotapuri-Katarqalai |
| wtf | | | I | L | Dumpu |
| wti | | | I | L | Berta |
| wtk | | | I | L | Watakataui |
| wtm | | | I | L | Mewati |
| wtw | | | I | L | Wotu |
| wua | | | I | L | Wikngenchera |
| wub | | | I | L | Wunambal |
| wud | | | I | L | Wudu |
| wuh | | | I | L | Wutunhua |
| wul | | | I | L | Silimo |
| wum | | | I | L | Wumbvu |
| wun | | | I | L | Bungu |
| wur | | | I | E | Wurrugu |
| wut | | | I | L | Wutung |
| wuu | | | I | L | Wu Chinese |
| wuv | | | I | L | Wuvulu-Aua |
| wux | | | I | L | Wulna |
| wuy | | | I | L | Wauyai |
| wwa | | | I | L | Waama |
| wwo | | | I | L | Wetamut |
| wwr | | | I | L | Warrwa |
| www | | | I | L | Wawa |
| wxa | | | I | L | Waxianghua |
| wya | | | I | L | Wyandot |
| wyb | | | I | L | Wangaaybuwan-Ngiyambaa |
| wyr | | | I | L | Wayoró |
| wyy | | | I | L | Western Fijian |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| wgw | Wagawaga | Suddiviso in Wagawaga (wgb) e Yaleba (ylb) |
| wiw | Wirangu | Suddiviso in Nauo (nwo) e Wirangu (wgu) |
| wre | Ware | Lingua inesistente |

### X

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| xac | | | I | L | Kachari |
| xad | | | I | E | Adai |
| xae | | | I | A | Aequian |
| xag | | | I | E | Aghwan |
| xai | | | I | E | Kaimbé |
| xal | xal | | I | L | Kalmyk |
| xam | | | I | E | /Xam |
| xan | | | I | L | Xamtanga |
| xao | | | I | L | Khao |
| xap | | | I | E | Apalachee |
| xaq | | | I | A | Aquitanian |
| xar | | | I | E | Karami |
| xas | | | I | E | Kamas |
| xat | | | I | L | Katawixi |
| xau | | | I | L | Kauwera |
| xav | | | I | L | Xavánte |
| xaw | | | I | L | Kawaiisu |
| xay | | | I | L | Kayan Mahakam |
| xba | | | I | E | Kamba (Brazil) |
| xbc | | | I | A | Bactrian |
| xbi | | | I | L | Kombio |
| xbm | | | I | H | Middle Breton |
| xbo | | | I | E | Bolgarian |
| xbr | | | I | L | Kambera |
| xbw | | | I | E | Kambiwá |
| xbx | | | I | L | Kabixí |
| xcb | | | I | E | Cumbric |
| xcc | | | I | A | Camunic |
| xce | | | I | A | Celtiberian |
| xcg | | | I | A | Cisalpine Gaulish |
| xch | | | I | E | Chemakum; Chimakum |
| xcl | | | I | H | Classical Armenian |
| xcm | | | I | E | Comecrudo |
| xcn | | | I | E | Cotoname |
| xco | | | I | A | Chorasmian |
| xcr | | | I | A | Carian |
| xct | | | I | H | Classical Tibetan |
| xcu | | | I | E | Curonian |
| xcv | | | I | E | Chuvantsy |
| xcw | | | I | E | Coahuilteco |
| xcy | | | I | E | Cayuse |
| xdc | | | I | A | Dacian |
| xdm | | | I | A | Edomite |
| xdy | | | I | L | Malayic Dayak |
| xeb | | | I | A | Eblan |
| xed | | | I | L | Hdi |
| xeg | | | I | E | //Xegwi |
| xel | | | I | L | Kelo |
| xem | | | I | L | Kembayan |
| xep | | | I | A | Epi-Olmec |
| xer | | | I | L | Xerénte |
| xes | | | I | L | Kesawai |
| xet | | | I | L | Xetá |
| xeu | | | I | L | Keuru |
| xfa | | | I | A | Faliscan |
| xga | | | I | A | Galatian |
| xgf | | | I | E | Gabrielino-Fernandeño |
| xgl | | | I | E | Galindan |
| xgr | | | I | E | Garza |
| xgu | | | I | L | Unggumi |
| xha | | | I | A | Harami |
| xhc | | | I | E | Hunnic |
| xhd | | | I | A | Hadrami |
| xhe | | | I | L | Khetrani |
| xho | xho | xh | I | L | Xhosa |
| xhr | | | I | A | Hernican |
| xht | | | I | A | Hattic |
| xhu | | | I | A | Hurrian |
| xhv | | | I | L | Khua |
| xia | | | I | L | Xiandao |
| xib | | | I | A | Iberian |
| xii | | | I | L | Xiri |
| xil | | | I | A | Illyrian |
| xin | | | I | E | Xinca |
| xip | | | I | E | Xipináwa |
| xir | | | I | E | Xiriâna |
| xiv | | | I | A | Indus Valley Language |
| xiy | | | I | L | Xipaya |
| xka | | | I | L | Kalkoti |
| xkb | | | I | L | Manigri-Kambolé Ede Nago |
| xkc | | | I | L | Kho'ini |
| xkd | | | I | L | Mendalam Kayan |
| xke | | | I | L | Kereho-Uheng |
| xkf | | | I | L | Khengkha |
| xkg | | | I | L | Kagoro |
| xkh | | | I | L | Karahawyana |
| xki | | | I | L | Kenyan Sign Language |
| xkj | | | I | L | Kajali |
| xkk | | | I | L | Kaco' |
| xkl | | | I | L | Mainstream Kenyah |
| xkn | | | I | L | Kayan River Kayan |
| xko | | | I | L | Kiorr |
| xkp | | | I | L | Kabatei |
| xkq | | | I | L | Koroni |
| xkr | | | I | E | Xakriabá |
| xks | | | I | L | Kumbewaha |
| xkt | | | I | L | Kantosi |
| xku | | | I | L | Kaamba |
| xkv | | | I | L | Kgalagadi |
| xkw | | | I | L | Kembra |
| xkx | | | I | L | Karore |
| xky | | | I | L | Western Kenyah |
| xkz | | | I | L | Kurtokha |
| xla | | | I | L | Kamula |
| xlb | | | I | E | Loup B |
| xlc | | | I | A | Lycian |
| xld | | | I | A | Lydian |
| xle | | | I | A | Lemnian |
| xlg | | | I | A | Ligurian (Ancient) |
| xli | | | I | A | Liburnian |
| xln | | | I | A | Alanic |
| xlo | | | I | E | Loup A |
| xlp | | | I | A | Lepontic |
| xls | | | I | A | Lusitanian |
| xlu | | | I | A | Cuneiform Luwian |
| xly | | | I | A | Elymian |
| xma | | | I | L | Mushungulu |
| xmb | | | I | L | Mbonga |
| xmc | | | I | L | Makhuwa-Marrevone |
| xmd | | | I | L | Mbedam |
| xme | | | I | A | Median |
| xmf | | | I | L | Mingrelian |
| xmg | | | I | L | Mengaka |
| xmh | | | I | L | Kuku-Muminh |
| xmj | | | I | L | Majera |
| xmk | | | I | A | Ancient Macedonian |
| xml | | | I | L | Malaysian Sign Language |
| xmm | | | I | L | Manado Malay |
| xmo | | | I | L | Morerebi |
| xmp | | | I | L | Kuku-Mu'inh |
| xmq | | | I | E | Kuku-Mangk |
| xmr | | | I | A | Meroitic |
| xms | | | I | L | Moroccan Sign Language |
| xmt | | | I | L | Matbat |
| xmu | | | I | L | Kamu |
| xmv | | | I | L | Antankarana Malagasy |
| xmw | | | I | L | Tsimihety Malagasy |
| xmx | | | I | L | Maden |
| xmy | | | I | L | Mayaguduna |
| xmz | | | I | L | Mori Bawah |
| xna | | | I | A | Ancient North Arabian |
| xnb | | | I | L | Kanakanabu |
| xng | | | I | H | Middle Mongolian |
| xnh | | | I | L | Kuanhua |
| xnn | | | I | L | Northern Kankanay |
| xno | | | I | H | Anglo-Norman |
| xnr | | | I | L | Kangri |
| xns | | | I | L | Kanashi |
| xnt | | | I | E | Narragansett |
| xnz | | | I | L | Kenzi; Mattoki |
| xod | | | I | L | Kokoda |
| xog | | | I | L | Soga |
| xoi | | | I | L | Kominimung |
| xok | | | I | L | Xokleng |
| xom | | | I | L | Komo (Sudan) |
| xon | | | I | L | Konkomba |
| xoo | | | I | E | Xukurú |
| xop | | | I | L | Kopar |
| xor | | | I | L | Korubo |
| xow | | | I | L | Kowaki |
| xpc | | | I | E | Pecheneg |
| xpe | | | I | L | Liberia Kpelle |
| xpg | | | I | A | Phrygian |
| xpi | | | I | E | Pictish |
| xpj | | | I | E | Mpalitjanh |
| xpm | | | I | E | Pumpokol |
| xpn | | | I | E | Kapinawá |
| xpo | | | I | E | Pochutec |
| xpp | | | I | E | Puyo-Paekche |
| xpq | | | I | E | Mohegan-Pequot |
| xpr | | | I | A | Parthian |
| xps | | | I | E | Pisidian |
| xpu | | | I | A | Punic |
| xpy | | | I | E | Puyo |
| xqt | | | I | A | Qatabanian |
| xra | | | I | L | Krahô |
| xrb | | | I | L | Eastern Karaboro |
| xre | | | I | L | Kreye |
| xri | | | I | L | Krikati-Timbira |
| xrm | | | I | E | Armazic |
| xrn | | | I | E | Arin |
| xrr | | | I | A | Raetic |
| xrt | | | I | E | Aranama-Tamique |
| xrw | | | I | L | Karawa |
| xsa | | | I | A | Sabaean |
| xsb | | | I | L | Tinà Sambal |
| xsc | | | I | A | Scythian |
| xsd | | | I | A | Sidetic |
| xse | | | I | L | Sempan |
| xsh | | | I | L | Shamang |
| xsi | | | I | L | Sio |
| xsj | | | I | L | Subi |
| xsl | | | I | L | South Slavey |
| xsm | | | I | L | Kasem |
| xsn | | | I | L | Sanga (Nigeria) |
| xso | | | I | E | Solano |
| xsp | | | I | L | Silopi |
| xsq | | | I | L | Makhuwa-Saka |
| xsr | | | I | L | Sherpa |
| xss | | | I | E | Assan |
| xsu | | | I | L | Sanumá |
| xsv | | | I | E | Sudovian |
| xsy | | | I | L | Saisiyat |
| xta | | | I | L | Alcozauca Mixtec |
| xtb | | | I | L | Chazumba Mixtec |
| xtc | | | I | L | Katcha-Kadugli-Miri |
| xtd | | | I | L | Diuxi-Tilantongo Mixtec |
| xte | | | I | L | Ketengban |
| xtg | | | I | A | Transalpine Gaulish |
| xti | | | I | L | Sinicahua Mixtec |
| xtj | | | I | L | San Juan Teita Mixtec |
| xtl | | | I | L | Tijaltepec Mixtec |
| xtm | | | I | L | Magdalena Peñasco Mixtec |
| xtn | | | I | L | Northern Tlaxiaco Mixtec |
| xto | | | I | A | Tokharian A |
| xtp | | | I | L | San Miguel Piedras Mixtec |
| xtr | | | I | A | Early Tripuri |
| xts | | | I | L | Sindihui Mixtec |
| xtt | | | I | L | Tacahua Mixtec |
| xtu | | | I | L | Cuyamecalco Mixtec |
| xtw | | | I | L | Tawandê |
| xty | | | I | L | Yoloxochitl Mixtec |
| xtz | | | I | E | Tasmanian |
| xua | | | I | L | Alu Kurumba |
| xub | | | I | L | Betta Kurumba |
| xug | | | I | L | Kunigami |
| xuj | | | I | L | Jennu Kurumba |
| xum | | | I | A | Umbrian |
| xuo | | | I | L | Kuo |
| xup | | | I | E | Upper Umpqua |
| xur | | | I | A | Urartian |
| xut | | | I | E | Kuthant |
| xuu | | | I | L | Kxoe |
| xve | | | I | A | Venetic |
| xvi | | | I | L | Kamviri |
| xvn | | | I | A | Vandalic |
| xvo | | | I | A | Volscian |
| xvs | | | I | A | Vestinian |
| xwc | | | I | E | Woccon |
| xwe | | | I | L | Xwela Gbe |
| xwg | | | I | L | Kwegu |
| xwl | | | I | L | Western Xwla Gbe |
| xwo | | | I | E | Written Oirat |
| xwr | | | I | L | Kwerba Mamberamo |
| xyl | | | I | E | Yalakalore |
| xxk | | | I | L | Ke'o |
| xzh | | | I | A | Zhang-Zhung |
| xzm | | | I | E | Zemgalian |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| xah | Kahayan | Unito a Ngaju (nij) |
| xkm | Mahakam Kenyah | Lingua inesistente |
| xmi | Miarrã | Lingua inesistente |
| xsk | Sakan | Unito a Khotanese (kho) come duplicato |
| xst | Silt'e | Suddiviso in Silt'e (stv) e Wolane (wle) |
| xuf | Kunfal | Unito a Awngi (awn) |

### Y

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| yaa | | | I | L | Yaminahua |
| yab | | | I | L | Yuhup |
| yac | | | I | L | Pass Valley Yali |
| yad | | | I | L | Yagua |
| yae | | | I | L | Pumé |
| yaf | | | I | L | Yaka (Democratic Republic of Congo) |
| yag | | | I | L | Yámana |
| yah | | | I | L | Yazgulyam |
| yai | | | I | L | Yagnobi |
| yaj | | | I | L | Banda-Yangere |
| yak | | | I | L | Yakima |
| yal | | | I | L | Yalunka |
| yam | | | I | L | Yamba |
| yan | | | I | L | Mayangna |
| yao | yao | | I | L | Yao |
| yap | yap | | I | L | Yapese |
| yaq | | | I | L | Yaqui |
| yar | | | I | L | Yabarana |
| yas | | | I | L | Nugunu (Cameroon) |
| yat | | | I | L | Yambeta |
| yau | | | I | L | Yuwana |
| yav | | | I | L | Yangben |
| yaw | | | I | E | Yawalapití |
| yax | | | I | L | Yauma |
| yay | | | I | L | Agwagwune |
| yaz | | | I | L | Lokaa |
| yba | | | I | L | Yala |
| ybb | | | I | L | Yemba |
| ybe | | | I | L | West Yugur |
| ybh | | | I | L | Yakha |
| ybi | | | I | L | Yamphu |
| ybj | | | I | L | Hasha |
| ybl | | | I | L | Yukuben |
| ybm | | | I | L | Yaben |
| ybn | | | I | E | Yabaâna |
| ybo | | | I | L | Yabong |
| ybx | | | I | L | Yawiyo |
| yby | | | I | L | Yaweyuha |
| ycl | | | I | L | Central Yi |
| ycn | | | I | L | Yucuna |
| ydd | | | I | L | Eastern Yiddish |
| yde | | | I | L | Yangum Dey |
| ydg | | | I | L | Yidgha |
| ydk | | | I | L | Yoidik |
| yds | | | I | L | Yiddish Sign Language |
| yea | | | I | L | Ravula |
| yec | | | I | L | Yeniche |
| yee | | | I | L | Yimas |
| yei | | | I | E | Yeni |
| yej | | | I | L | Yevanic |
| yel | | | I | L | Yela |
| yer | | | I | L | Tarok |
| yes | | | I | L | Yeskwa |
| yet | | | I | L | Yetfa |
| yeu | | | I | L | Yerukula |
| yev | | | I | L | Yapunda |
| yey | | | I | L | Yeyi |
| yga | | | I | E | Malyangapa |
| ygl | | | I | L | Yangum Gel |
| ygm | | | I | L | Yagomi |
| ygr | | | I | L | Yagaria |
| ygw | | | I | L | Yagwoia |
| yha | | | I | L | Baha Buyang |
| yhd | | | I | L | Judeo-Iraqi Arabic |
| yhl | | | I | L | Hlepho Phowa |
| yia | | | I | L | Yinggarda |
| yid | yid | yi | M | L | Yiddish |
| yif | | | I | L | Ache Yi |
| yig | | | I | L | Guizhou Yi |
| yih | | | I | L | Western Yiddish |
| yii | | | I | L | Yidiny |
| yij | | | I | L | Yindjibarndi |
| yik | | | I | L | Xishan Lalu Yi |
| yil | | | I | E | Yindjilandji |
| yim | | | I | L | Yimchungru Naga |
| yin | | | I | L | Yinchia |
| yip | | | I | L | Poluo Yi |
| yiq | | | I | L | Miqie Yi |
| yir | | | I | L | North Awyu |
| yis | | | I | L | Yis |
| yit | | | I | L | Eastern Lalu Yi |
| yiu | | | I | L | Awu Yi |
| yiv | | | I | L | Eshan-Xinping Yi |
| yix | | | I | L | Axi Yi |
| yiy | | | I | L | Yir Yoront |
| yiz | | | I | L | Azhe Yi |
| yka | | | I | L | Yakan |
| ykg | | | I | L | Northern Yukaghir |
| yki | | | I | L | Yoke |
| ykk | | | I | L | Yakaikeke |
| ykm | | | I | L | Yakamul |
| yko | | | I | L | Yasa |
| ykr | | | I | L | Yekora |
| yky | | | I | L | Yakoma |
| yla | | | I | L | Yaul |
| ylb | | | I | L | Yaleba |
| yle | | | I | L | Yele |
| ylg | | | I | L | Yelogu |
| yli | | | I | L | Angguruk Yali |
| yll | | | I | L | Yil |
| ylm | | | I | L | Limi Yi |
| yln | | | I | L | Langnian Buyang |
| ylo | | | I | L | Naluo Yi |
| ylr | | | I | E | Yalarnnga |
| ylu | | | I | L | Aribwaung |
| yly | | | I | L | Nyâlayu |
| ymb | | | I | L | Yambes |
| ymc | | | I | L | Southern Muji |
| yme | | | I | E | Yameo |
| ymg | | | I | L | Yamongeri |
| ymh | | | I | L | Mili Yi |
| ymi | | | I | L | Moji |
| ymk | | | I | L | Makwe |
| yml | | | I | L | Iamalele |
| ymm | | | I | L | Maay |
| ymn | | | I | L | Yamna |
| ymo | | | I | L | Yangum Mon |
| ymp | | | I | L | Yamap |
| ymq | | | I | L | Qila Muji |
| yms | | | I | A | Mysian |
| ymt | | | I | E | Mator-Taygi-Karagas |
| ymx | | | I | L | Northern Muji |
| ymz | | | I | L | Muzi |
| ynd | | | I | E | Yandruwandha |
| yng | | | I | L | Yango |
| ynh | | | I | L | Yangho |
| ynk | | | I | L | Naukan Yupik |
| ynl | | | I | L | Yangulam |
| ynn | | | I | E | Yana |
| yno | | | I | L | Yong |
| ynq | | | I | L | Yendang |
| yns | | | I | L | Yansi |
| ynu | | | I | E | Yahuna |
| yob | | | I | E | Yoba |
| yog | | | I | L | Yogad |
| yoi | | | I | L | Yonaguni |
| yok | | | I | L | Yokuts |
| yom | | | I | L | Yombe |
| yon | | | I | L | Yonggom |
| yor | yor | yo | I | L | Yoruba |
| yos | | | I | L | Yos |
| yot | | | I | L | Yotti |
| yox | | | I | L | Yoron |
| yoy | | | I | L | Yoy |
| ypa | | | I | L | Phala |
| ypb | | | I | L | Labo Phowa |
| ypg | | | I | L | Phola |
| ypn | | | I | L | Ani Phowa |
| ypo | | | I | L | Alo Phola |
| yra | | | I | L | Yerakai |
| yrb | | | I | L | Yareba |
| yre | | | I | L | Yaouré |
| yri | | | I | L | Yarí |
| yrk | | | I | L | Nenets |
| yrl | | | I | L | Nhengatu |
| yrn | | | I | L | Yerong |
| yrs | | | I | L | Yarsun |
| yrw | | | I | L | Yarawata |
| ysc | | | I | E | Yassic |
| ysl | | | I | L | Yugoslavian Sign Language |
| ysn | | | I | L | Sani Yi |
| yso | | | I | L | Southeastern Lolo Yi |
| ysp | | | I | L | Southern Lolopho Yi |
| ysr | | | I | E | Sirenik Yupik |
| yss | | | I | L | Yessan-Mayo |
| yua | | | I | L | Yucateco |
| yub | | | I | E | Yugambal |
| yuc | | | I | L | Yuchi |
| yud | | | I | L | Judeo-Tripolitanian Arabic |
| yue | | | I | L | Yue Chinese |
| yuf | | | I | L | Havasupai-Walapai-Yavapai |
| yug | | | I | E | Yug |
| yui | | | I | L | Yurutí |
| yuj | | | I | L | Karkar-Yuri |
| yuk | | | I | E | Yuki |
| yul | | | I | L | Yulu |
| yum | | | I | L | Quechan |
| yun | | | I | L | Bena (Nigeria) |
| yup | | | I | L | Yukpa |
| yuq | | | I | L | Yuqui |
| yur | | | I | L | Yurok |
| yut | | | I | L | Yopno |
| yuu | | | I | L | Yugh |
| yuw | | | I | L | Yau (Morobe Province) |
| yux | | | I | L | Southern Yukaghir |
| yuy | | | I | L | East Yugur |
| yuz | | | I | L | Yuracare |
| yva | | | I | L | Yawa |
| yvt | | | I | E | Yavitero |
| ywa | | | I | L | Kalou |
| ywl | | | I | L | Western Lalu Yi |
| ywn | | | I | L | Yawanawa |
| ywq | | | I | L | Wuding-Luquan Yi |
| ywr | | | I | L | Yawuru |
| ywt | | | I | L | Western Yi |
| ywu | | | I | L | Wumeng Nasu |
| yww | | | I | L | Yawarawarga |
| yxg | | | I | E | Yagara |
| yxy | | | I | E | Yabula Yabula |
| yyu | | | I | L | Yau (Sandaun Province) |
| yzg | | | I | L | E'ma Buyang |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| ybd | Yangbye | Unito a Rakhine (rki) |
| yen | Yendang | Suddiviso in Yendang (ynq) e Yotti (yot) |
| yib | Yinglish | Unito a English (eng) |
| yio | Dayao Yi | Unito a Lipo (lpo) |
| yma | Yamphe | Unito a Southern Yamphu (lrr) |
| ymj | Muji Yi | Suddiviso in Moji (ymi), Muzi (ymz), Northern Muji (ymx), Qila Muji (ymq), Southern Muji (ymc) |
| ypl | Pula Yi | Suddiviso in Alo Phola (ypo), Phala (ypa) e Phola (ypg) |
| ypw | Puwa Yi | Suddiviso in Ani Phowa (ypn), Hlepho Phowa (yhl), Labo Phowa (ypb) |
| yus | Chan Santa Cruz Maya | Unito a Yucateco (yua) |
| ywm | Wumeng Yi | Unito a Wumeng Nasu (ywu) |
| yym | Yuanjiang-Mojiang Yi | Suddiviso in Southern Nisu (nsd) e Southwestern Nisu (nsv) |

### Z

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| - | - | - | - | - | - |
| zaa | | | I | L | Sierra de Juárez Zapotec |
| zab | | | I | L | San Juan Guelavía Zapotec |
| zac | | | I | L | Ocotlán Zapotec |
| zad | | | I | L | Cajonos Zapotec |
| zae | | | I | L | Yareni Zapotec |
| zaf | | | I | L | Ayoquesco Zapotec |
| zag | | | I | L | Zaghawa |
| zah | | | I | L | Zangwal |
| zai | | | I | L | Isthmus Zapotec |
| zaj | | | I | L | Zaramo |
| zak | | | I | L | Zanaki |
| zal | | | I | L | Zauzou |
| zam | | | I | L | Miahuatlán Zapotec |
| zao | | | I | L | Ozolotepec Zapotec |
| zap | zap | | M | L | Zapotec |
| zaq | | | I | L | Aloápam Zapotec |
| zar | | | I | L | Rincón Zapotec |
| zas | | | I | L | Santo Domingo Albarradas Zapotec |
| zat | | | I | L | Tabaa Zapotec |
| zau | | | I | L | Zangskari |
| zav | | | I | L | Yatzachi Zapotec |
| zaw | | | I | L | Mitla Zapotec |
| zax | | | I | L | Xadani Zapotec |
| zay | | | I | L | Zaysete/Zayse-Zergulla |
| zaz | | | I | L | Zari |
| zbc | | | I | L | Central Berawan |
| zbe | | | I | L | East Berawan |
| zbt | | | I | L | Batui |
| zbw | | | I | L | West Berawan |
| zca | | | I | L | Coatecas Altas Zapotec |
| zch | | | I | L | Central Hongshuihe Zhuang |
| zdj | | | I | L | Ngazidja Comorian |
| zea | | | I | L | Zeeuws |
| zeg | | | I | L | Zenag |
| zeh | | | I | L | Eastern Hongshuihe Zhuang |
| zen | zen | | I | L | Zenaga |
| zga | | | I | L | Kinga |
| zgb | | | I | L | Guibei Zhuang |
| zgn | | | I | L | Guibian Zhuang |
| zgr | | | I | L | Magori |
| zha | zha | za | M | L | Zhuang |
| zhb | | | I | L | Zhaba |
| zhd | | | I | L | Dai Zhuang |
| zhi | | | I | L | Zhire |
| zhn | | | I | L | Nong Zhuang |
| zho | chi/zho | zh | M | L | Chinese |
| zhw | | | I | L | Zhoa |
| zia | | | I | L | Zia |
| zib | | | I | L | Zimbabwe Sign Language |
| zik | | | I | L | Zimakani |
| zim | | | I | L | Mesme |
| zin | | | I | L | Zinza |
| zir | | | I | L | Ziriya |
| ziw | | | I | L | Zigula |
| ziz | | | I | L | Zizilivakan |
| zka | | | I | L | Kaimbulawa |
| zkb | | | I | E | Koibal |
| zkd | | | I | L | Kadu |
| zkg | | | I | E | Koguryo |
| zkh | | | I | E | Khorezmian |
| zkk | | | I | E | Karankawa |
| zkn | | | I | L | Kanan |
| zko | | | I | E | Kott |
| zkp | | | I | E | São Paulo Kaingáng |
| zkr | | | I | L | Zakhring |
| zkt | | | I | E | Kitan |
| zku | | | I | E | Kaurna |
| zkv | | | I | E | Krevinian |
| zkz | | | I | E | Khazar |
| zlj | | | I | L | Liujiang Zhuang |
| zlm | | | I | L | Malay (individual language) |
| zln | | | I | L | Lianshan Zhuang |
| zlq | | | I | L | Liuqian Zhuang |
| zma | | | I | L | Manda (Australia) |
| zmb | | | I | L | Zimba |
| zmc | | | I | E | Margany |
| zmd | | | I | L | Maridan |
| zme | | | I | E | Mangerr |
| zmf | | | I | L | Mfinu |
| zmg | | | I | L | Marti Ke |
| zmh | | | I | L | Makolkol |
| zmi | | | I | L | Negeri Sembilan Malay |
| zmj | | | I | L | Maridjabin |
| zmk | | | I | L | Mandandanyi |
| zml | | | I | L | Madngele |
| zmm | | | I | L | Marimanindji |
| zmn | | | I | L | Mbangwe |
| zmo | | | I | L | Molo |
| zmp | | | I | L | Mpuono |
| zmq | | | I | L | Mituku |
| zmr | | | I | L | Maranunggu |
| zms | | | I | L | Mbesa |
| zmt | | | I | L | Maringarr |
| zmu | | | I | E | Muruwari |
| zmv | | | I | E | Mbariman-Gudhinma |
| zmw | | | I | L | Mbo (Democratic Republic of Congo) |
| zmx | | | I | L | Bomitaba |
| zmy | | | I | L | Mariyedi |
| zmz | | | I | L | Mbandja |
| zna | | | I | L | Zan Gula |
| zne | | | I | L | Zande (specific) |
| zng | | | I | L | Mang |
| znk | | | I | E | Manangkari |
| zns | | | I | L | Mangas |
| zoc | | | I | L | Copainalá Zoque |
| zoh | | | I | L | Chimalapa Zoque |
| zom | | | I | L | Zome |
| zoo | | | I | L | Asunción Mixtepec Zapotec |
| zoq | | | I | L | Tabasco Zoque |
| zor | | | I | L | Rayón Zoque |
| zos | | | I | L | Francisco León Zoque |
| zpa | | | I | L | Lachiguiri Zapotec |
| zpb | | | I | L | Yautepec Zapotec |
| zpc | | | I | L | Choapan Zapotec |
| zpd | | | I | L | Southeastern Ixtlán Zapotec |
| zpe | | | I | L | Petapa Zapotec |
| zpf | | | I | L | San Pedro Quiatoni Zapotec |
| zpg | | | I | L | Guevea De Humboldt Zapotec |
| zph | | | I | L | Totomachapan Zapotec |
| zpi | | | I | L | Santa María Quiegolani Zapotec |
| zpj | | | I | L | Quiavicuzas Zapotec |
| zpk | | | I | L | Tlacolulita Zapotec |
| zpl | | | I | L | Lachixío Zapotec |
| zpm | | | I | L | Mixtepec Zapotec |
| zpn | | | I | L | Santa Inés Yatzechi Zapotec |
| zpo | | | I | L | Amatlán Zapotec |
| zpp | | | I | L | El Alto Zapotec |
| zpq | | | I | L | Zoogocho Zapotec |
| zpr | | | I | L | Santiago Xanica Zapotec |
| zps | | | I | L | Coatlán Zapotec |
| zpt | | | I | L | San Vicente Coatlán Zapotec |
| zpu | | | I | L | Yalálag Zapotec |
| zpv | | | I | L | Chichicapan Zapotec |
| zpw | | | I | L | Zaniza Zapotec |
| | | I | L | San Baltazar Loxicha Zapotec |
| zpy | | | I | L | Mazaltepec Zapotec |
| zpz | | | I | L | Texmelucan Zapotec |
| zqe | | | I | L | Qiubei Zhuang |
| zra | | | I | E | Kara (Korea) |
| zrg | | | I | L | Mirgan |
| zrn | | | I | L | Zirenkel |
| zro | | | I | L | Záparo |
| zrp | | | I | E | Zarphatic |
| zrs | | | I | L | Mairasi |
| zsk | | | I | A | Kaskean |
| zsl | | | I | L | Zambian Sign Language |
| zsm | | | I | L | Standard Malay |
| zsr | | | I | L | Southern Rincon Zapotec |
| zte | | | I | L | Elotepec Zapotec |
| ztg | | | I | L | Xanaguía Zapotec |
| ztl | | | I | L | Santiago Lapaguía Zapotec |
| ztm | | | I | L | San Agustín Mixtepec Zapotec |
| ztn | | | I | L | Santa Catarina Albarradas Zapotec |
| ztp | | | I | L | Loxicha Zapotec |
| ztq | | | I | L | Quioquitani-Quierí Zapotec |
| zts | | | I | L | Tilquiapan Zapotec |
| ztt | | | I | L | Tejalapan Zapotec |
| ztu | | | I | L | Güilá Zapotec |
| ztx | | | I | L | Zaachila Zapotec |
| zty | | | I | L | Yatee Zapotec |
| zua | | | I | L | Zeem |
| zuh | | | I | L | Tokano |
| zul | zul | zu | I | L | Zulu |
| zum | | | I | L | Kumzari |
| zun | zun | | I | L | Zuni |
| zuy | | | I | L | Zumaya |
| zwa | | | I | L | Zay |
| zxx | zxx | | S | S | No linguistic content |
| zyb | | | I | L | Yongbei Zhuang |
| zyg | | | I | L | Yang Zhuang |
| zyj | | | I | L | Youjiang Zhuang |
| zyn | | | I | L | Yongnan Zhuang |
| zyp | | | I | L | Zyphe |
| zza | zza | | M | L | Zaza |
| zzj | | | I | L | Zuojiang Zhuang |

Codici ritirati

| 639-3 | Nome | Motivo del ritiro |
| - | - | - |
| ztc | Lachirioag Zapotec | Unito a Yatee Zapotec (zty) |
