BTK may refer to:
- Bulgarian Telecommunications Company, (БТК in Cyrillic)
- Information and Communication Technologies Authority in Turkey, (abbreviated as BTK in Turkish)
- ICAO airline code for Batik Air
- IATA airport code for Bratsk Airport, Russia
| This disambiguation page lists articles associated with the title BTK.
If an internal link led you here, you may wish to change the link to point directly to the intended article.