2015–16 TFF First League
The 2015–16 TFF First League, also known as PTT First League due to sponsoring reasons, is the 15th season since the league was established in 2001 and 53rd season of the second-level football league of Turkey since its establishment in 1963–64.
Teams
- Balıkesir, Karabükspor and Kayseri Erciyesspor relegated from 2014–15 Süper Lig.
- Kayserispor, Osmanlıspor and Antalyaspor promoted to 2015–16 Süper Lig.
- Göztepe, Yeni Malatyaspor and 1461 Trabzon promoted from 2014–15 TFF Second League.
- Manisaspor, Bucaspor and Orduspor relegated to 2015–16 TFF Second League.
Stadia and locations
| Team | Home city | Stadium | Capacity |
| 1461 Trabzon | Trabzon | Hüseyin Avni Aker Stadium | 24,169 |
| Adana Demirspor | Adana | Adana 5 Ocak Stadium | 14,805 |
| Adanaspor | Adana | Adana 5 Ocak Stadium | 14,805 |
| Alanyaspor | Alanya | Alanya Oba Stadium | 15,000 |
| Altınordu | İzmir | Buca Stadium | 2,500 |
| Balıkesirspor | Balıkesir | Balıkesir Atatürk Stadium | 15,800 |
| Boluspor | Bolu | Bolu Atatürk Stadium | 8,881 |
| Denizlispor | Denizli | Denizli Atatürk Stadium | 15,420 |
| Elazığspor | Elazığ | Elazığ Atatürk Stadium | 13,923 |
| Gaziantep BB | Gaziantep | Kamil Ocak Stadium | 16,981 |
| Giresunspor | Giresun | Giresun Atatürk Stadium | 12,191 |
| Göztepe | İzmir | İzmir Atatürk Stadium | 51,295 |
| Karabükspor | Karabük | Dr. Necmettin Şeyhoğlu Stadium | 14,200 |
| Karşıyaka | İzmir | İzmir Alsancak Stadium | 15,358 |
| Kayseri Erciyesspor | Kayseri | Kadir Has Stadium | 32,864 |
| Samsunspor | Samsun | Samsun 19 Mayıs Stadium | 16,480 |
| Şanlıurfaspor | Şanlıurfa | Şanlıurfa GAP Stadium | 28,965 |
| Yeni Malatyaspor | Malatya | Malatya İnönü Stadium | 13,000 |