ISO 639:i
# ISO 639:i

This is a list of ISO 639-3 language codes starting with I.

Index | a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | y | z

Abbreviations are used in the table as follows:

* Scope: I = individual language, M = macrolanguage, S = special code
* Type: A = ancient (extinct since ancient times), C = constructed, E = extinct (in recent times), H = historical (distinct from its modern form), L = living, S = special code

Retired codes are enclosed in (parentheses).

The column Family contains the generic English name of the language's family or macrolanguage.

| 639-3 | 639-1 | 639-2B | Scope/Type | Family | Native | eng | fra | spa | zho | rus | deu |
| - | - | - | - | - | - | - | - | - | - | - | - |
| iai | | | I/L | | | Iaai | | | | | |
| ian | | | I/L | | | Iatmul | | | | | |
| (iap) | | | I/L | | | Iapama | | | | | |
| iar | | | I/L | | | Purari | | | | | |
| iba | | iba | I/L | | | Iban | iban | | 伊班语 | ибанский | |
| ibb | | | I/L | | | Ibibio | | | 伊比比奥语 | | Ibibio |
| ibd | | | I/L | | | Iwaidja | | | | | |
| ibe | | | I/L | | | Akpes | | | | | |
| ibg | | | I/L | | | Ibanag | | | 伊巴纳格语 | | Ibanag |
| ibh | | | I/L | Austronesian | | Bih | | | | | |
| (ibi) | | | I/L | | | Ibilo | | | | | |
| ibl | | | I/L | | | Ibaloi | | | | | |
| ibm | | | I/L | | | Agoi | | | | | |
| ibn | | | I/L | | | Ibino | | | | | |
| ibo | ig | ibo | I/L | Niger–Congo | Igbo | Igbo | igbo | igbo | 伊博语 | игбо | Igbo |
| ibr | | | I/L | | | Ibuoro | | | | | |
| ibu | | | I/L | | | Ibu | | | | | |
| iby | | | I/L | | | Ibani | | | | | |
| ica | | | I/L | | | Ede Ica | | | | | |
| ich | | | I/L | | | Etkywan | | | | | |
| icl | | | I/L | | | Icelandic Sign Language | | | 冰岛手语 | | Isländische Zeichensprache |
| icr | | | I/L | | | Islander Creole English | | | | | |
| ida | | | I/L | | | Idakho-Isukha-Tiriki | | | | | |
| idb | | | I/L | | | Indo-Portuguese | | | | | |
| idc | | | I/L | | | Idon | | | | | |
| idd | | | I/L | | | Ede Idaca | | | | | |
| ide | | | I/L | | | Idere | | | | | |
| idi | | | I/L | | | Idi | | | | | |
| ido | io | ido | I/C | constructed | Ido | Ido | ido | ido | 伊多语 | идо | Ido |
| idr | | | I/L | | | Indri | | | | | |
| ids | | | I/L | | | Idesa | | | | | |
| idt | | | I/L | | | Idaté | | | | | |
| idu | | | I/L | | | Idoma | | | 伊多马语 | | |
| ifa | | | I/L | | | Ifugao, Amganad | | | | | |
| ifb | | | I/L | | | Ifugao, Batad | | | | | |
| ife | | | I/L | | | Ifè | | | | | |
| iff | | | I/E | | | Ifo | | | | | |
| ifk | | | I/L | | | Ifugao, Tuwali | | | | | |
| ifm | | | I/L | | | Teke-Fuumu | | | | | |
| ifu | | | I/L | | | Ifugao, Mayoyao | | | | | |
| ify | | | I/L | | | Kallahan, Keley-I | | | | | |
| igb | | | I/L | | | Ebira | | | | | |
| ige | | | I/L | | | Igede | | | | | |
| igg | | | I/L | | | Igana | | | | | |
| igl | | | I/L | | | Igala | | | | | |
| igm | | | I/L | | | Kanggape | | | | | |
| ign | | | I/L | | | Ignaciano | | | | | |
| igo | | | I/L | | | Isebe | | | | | |
| igs | | | I/C | constructed | | Interglossa | | | | | |
| igw | | | I/L | | | Igwe | | | | | |
| ihb | | | I/L | | | Iha Based Pidgin | | | | | |
| ihi | | | I/L | | | Ihievbe | | | | | |
| ihp | | | I/L | | | Iha | | | | | |
| ihw | | | I/E | | | Bidhawal | | | | | |
| iii | ii | iii | I/L | Sino-Tibetan | ꆇꉙ | Yi, Sichuan | yi de Sichuan | | 四川彝语 | | |
| iin | | | I/E | | | Thiin | | | | | |
| ijc | | | I/L | | | Izon | | | | | |
| ije | | | I/L | | | Biseni | | | | | |
| ijj | | | I/L | | | Ede Ije | | | | | |
| ijn | | | I/L | | | Kalabari | | | | | |
| ijs | | | I/L | | | Ijo, Southeast | | | | | |
| ike | | | I/L | Eskimo–Aleut | | Inuktitut (Eastern Canadian) | | | | | |
| ikh | | | I/L | Niger–Congo | | Ikhin-Arokho | | | | | |
| iki | | | I/L | | | Iko | | | | | |
| ikk | | | I/L | | | Ika | | | | | |
| ikl | | | I/L | | | Ikulu | | | | | |
| iko | | | I/L | | | Olulumo-Ikom | | | | | |
| ikp | | | I/L | | | Ikpeshi | | | | | |
| ikr | | | I/E | | | Ikaranggal | | | | | |
| iks | | | I/L | | | Inuit Sign Language | | | | | |
| ikt | | | I/L | Eskimo–Aleut | | Inuktitut (Western Canadian) | | | | | |
| iku | iu | iku | M/L | Eskimo–Aleut | ᐃᓄᒃᑎᑐᑦ | Inuktitut | inuktitut | inuktitut | 伊努伊特语; 伊努特语; 因纽特语 | инуктитут | Inuktitut |
| ikv | | | I/L | | | Iku-Gora-Ankwa | | | | | |
| ikw | | | I/L | | | Ikwere | | | | | |
| ikx | | | I/L | | | Ik | | | | | |
| ikz | | | I/L | | | Ikizu | | | | | |
| ila | | | I/L | | | Ile Ape | | | | | |
| ilb | | | I/L | | | Ila | | | | | |
| ile | ie | ile | I/C | constructed | Interlingue | Interlingue | interlingue | interlingue | 西方国际语; 国际语E | интерлингве | Interlingue |
| ilg | | | I/E | | | Garig-Ilgar | | | | | |
| ili | | | I/L | | | Ili Turki | | | 伊犁土尔克语 | | |
| ilk | | | I/L | | | Ilongot | | | | | |
| (ill) | | | I/L | | | Iranun | | | | | |
| ilm | | | I/L | | | Iranun (Malaysia) | | | | | |
| ilo | | ilo | I/L | | ilokano | Iloko | ilocano | | 伊洛卡诺语 | илоко | Ilokano |
| ilp | | | I/L | | | Iranun (Philippines) | | | | | |
| ils | | | I/L | | | International Sign | | | 国际手语 | | |
| ilu | | | I/L | | | Ili'uun | | | | | Ili'uun |
| ilv | | | I/L | | | Ilue | | | | | |
| (ilw) | | | I/L | | | Talur | | | | | Talur |
| ima | | | I/L | | | Mala Malasar | | | | | |
| (ime) | | | I/L | | | Imeraguen | | | | | |
| imi | | | I/L | | | Anamgura | | | | | |
| iml | | | I/E | | | Miluk | | | | | |
| imn | | | I/L | | | Imonda | | | | | |
| imo | | | I/L | | | Imbongu | | | | | |
| imr | | | I/L | | | Imroing | | | | | Imroing |
| ims | | | I/A | | | Marsian | | | 马尔西语 | | |
| imt | | | I/L | Nilo-Saharan | | Imotong | | | | | |
| imy | | | I/A | | | Milyan | | | | | |
| ina | ia | ina | I/C | constructed | interlingua | Interlingua | interlingua | interlingua | 国际语; 国际语A | интерлингва | Interlingua |
| inb | | | I/L | | | Inga | | | | | |
| ind | id | ind | I/L | Austronesian | bahasa Indonesia | Indonesian | indonésien | indonesio | 印尼语 | индонезийский | Indonesisch |
| ing | | | I/L | | | Degexit'an | | | | | |
| inh | | inh | I/L | | гӀалгӀай | Ingush | ingouche | inguso | 印古什语 | ингушский | Inguschisch |
| inj | | | I/L | | | Inga, Jungle | | | | | |
| inl | | | I/L | | | Indonesian Sign Language | | | 印度尼西亚手语 | | Indonesische Zeichensprache |
| inm | | | I/A | | | Minaean | | | 密尼安语 | | |
| inn | | | I/L | | | Isinai | | | | | |
| ino | | | I/L | | | Inoke-Yate | | | | | |
| inp | | | I/L | | | Iñapari | | | | | |
| ins | | | I/L | | | Indian Sign Language | | | 印度手语 | | Indische Zeichensprache |
| int | | | I/L | | | Intha | | | | | |
| inz | | | I/E | | | Ineseño | | | | | |
| ior | | | I/L | | | Inor | | | | | |
| iou | | | I/L | | | Tuma-Irumu | | | | | |
| iow | | | I/E | | | Iowa-Oto | | Iowa-oto | | | |
| ipi | | | I/L | | | Ipili | | | | | |
| ipk | ik | ipk | M/L | Eskimo–Aleut | Iñupiaq | Inupiaq | inupiaq | inupiaq | 依努庇克语 | инупиак | Inupiaq |
| ipo | | | I/L | | | Ipiko | | | | | |
| iqu | | | I/L | | | Iquito | | iquito | | | |
| iqw | | | I/L | | | Ikwo | | | | | |
| ire | | | I/L | | | Iresim | | | | | |
| irh | | | I/L | | | Irarutu | | | | | Irarutu |
| iri | | | I/L | | | Irigwe | | | | | |
| irk | | | I/L | | | Iraqw | | | | | |
| irn | | | I/L | | | Irántxe | | | | | |
| irr | | | I/L | | | Ir | | | | | |
| iru | | | I/L | | | Irula | | | 伊卢拉语 | | |
| irx | | | I/L | | | Kamberau | | | | | |
| iry | | | I/L | | | Iraya | | | | | |
| isa | | | I/L | | | Isabi | | | | | |
| isc | | | I/L | | | Isconahua | | isconahua | | | |
| isd | | | I/L | | | Isnag | | | | | |
| ise | | | I/L | | | Italian Sign Language | | | 意大利手语 | | Italienische Zeichensprache |
| isg | | | I/L | | | Irish Sign Language | | | 爱尔兰手语 | | |
| ish | | | I/L | | | Esan | | | | | |
| isi | | | I/L | | | Nkem-Nkum | | | | | |
| isk | | | I/L | | | Ishkashimi | | | | | |
| isl | is | ice | I/L | Indo-European | íslenska | Icelandic | islandais | islandés | 冰岛语 | исландский | Isländisch |
| ism | | | I/L | | | Masimasi | | | | | |
| isn | | | I/L | | | Isanzu | | | | | |
| iso | | | I/L | | | Isoko | | | | | |
| isr | | | I/L | | | Israeli Sign Language | | | 以色列手语 | | |
| ist | | | I/L | | | Istriot | | | 伊斯特拉语 | | Istriotisch |
| isu | | | I/L | | | Isu (Menchum Division) | | | | | |
| ita | it | ita | I/L | Indo-European | italiano | Italian | italien | italiano | 意大利语; 义大利语 | итальянский | Italienisch |
| itb | | | I/L | | | Itneg, Binongan | | | | | |
| itd | | | I/L | Austronesian | | Southern Tidung | | | | | |
| ite | | | I/E | | | Itene | | itene | | | |
| iti | | | I/L | | | Itneg, Inlaod | | | | | |
| itk | | | I/L | | | Judeo-Italian | | judeo-italiano | 犹太-意大利语 | | |
| itl | | | I/L | | Итэнмэн | Itelmen | | | 伊杰耳缅语 | ительменский | |
| itm | | | I/L | | | Itu Mbon Uzo | | | | | |
| ito | | | I/L | | | Itonama | | | | | |
| itr | | | I/L | | | Iteri | | | | | |
| its | | | I/L | | | Isekiri | | | | | |
| itt | | | I/L | | | Itneg, Maeng | | | | | |
| (itu) | | | | | | Itutang | | | | | |
| itv | | | I/L | | | Itawit | | | | | |
| itw | | | I/L | | | Ito | | | | | |
| itx | | | I/L | | | Itik | | | | | |
| ity | | | I/L | | | Itneg, Moyadan | | | | | |
| itz | | | I/L | | | Itzá | | | | | |
| ium | | | I/L | | | Iu Mien | | | 高地瑶话 | | |
| ivb | | | I/L | | | Ibatan | | | 伊巴雅语 | | |
| ivv | | | I/L | | | Ivatan | | | 伊巴丹语 | | Ivatan |
| iwk | | | I/L | | | I-Wak | | | | | |
| iwm | | | I/L | | | Iwam | | | | | |
| iwo | | | I/L | | | Iwur | | | | | |
| iws | | | I/L | | | Iwam, Sepik | | | | | |
| ixc | | | I/L | | | Ixcatec | | ixcateco | | | |
| (ixi) | | | I/L | | | Ixil, Nebaj | | | | | |
| (ixj) | | | I/L | | | Ixil, Chajul | | | | | |
| ixl | | | I/L | | | Ixil, San Juan Cotzal | | | | | |
| iya | | | I/L | | | Iyayu | | | | | |
| iyo | | | I/L | | | Mesaka | | | | | |
| iyx | | | I/L | | | Yaka (Congo) | | | | яка | |
| izh | | | I/L | | ižoran keeli | Ingrian | ingrien | ižoriano | 英格里亚语 | ижорский | Ingrisch |
| (izi) | | | I/L | | | Izi-Ezaa-Ikwo-Mgbo | | | | | |
| izm | | | I/L | Niger–Congo | | Kizamani | | | | | |
| izr | | | I/L | | | Izere | | | | | |
| izz | | | I/L | | | Izii | | | | | |
