Türk Telekom GSK is a sports club located in Ankara, Turkey.

The club was founded in 1954 as Telspor and its previous name was PTT, and its colors were yellow and black.

Türk Telekomspor played Turkish Basketball League between 1966–1973 and 1991–1996 as PTT.

Their football section ceased to exist with the end of the 2010–11 season.

Balkans Cup: Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.