STL
# STL

STL may refer to:

## Communications

* Standard telegraph level
* Studio/transmitter link

## International law

* Special Tribunal for Lebanon, an international criminal tribunal

## Music

* Stella Mwangi, a Norwegian-Kenyan singer also known as STL

## Saint Louis, Missouri topics

* St. Louis, Missouri
* St. Louis Cardinals, the city's Major League Baseball team
* St. Louis Lambert International Airport (IATA airport code: STL)

## Software

* Standard Template Library (for C++)
* .stl, a file format for subtitles
* STL (file format), a file format for 3D CAD models
* Statement List, programming language for Siemens SIMATIC S7

## Transportation

* Société de transport de Laval, public transit in Laval, QC Canada
* Société de transport de Lévis, public transit in Lévis QC Canada
* Southall railway station (National Rail station code: STL)

## Other uses

* Sacrae Theologiae Licentiatus (Licentiate of Sacred Theology), a degree in Catholic religious studies
* Saint Lucia, UNDP country code
* Samarbeidsrådet for Tros- og Livssynssamfunn (Council for Religious and Life Stance Communities), Norway
* Send the Light, a British Christian book distributor
* Space Technology Laboratories, a former division of TRW Inc.
* Spurious trip level of a safety or alarm system
* Former UK Standard Telecommunication Laboratories
* Suara Timor Lorosae, a newspaper in East Timor
