| Türk Telekom İsyeri | Adres | Tel | TH |
| HENDEK TELEKOM ŞEFLİĞİ | Kemaliye Mh.m.sencer Cd.n.6 Hendek | 264 6141398 | * |
| 15 NOLU BAYİ | Kemaliye Mah. Muammer Sencer Cad. Hendek Plaza No: 37 Hendek / Sakarya | 264 6148970 | |
| 12 NOLU BAYİ | Osman Yılmaz Cad. No: 13/a Hendek / Sakarya | 264 6150519 | * |
TH : Tahsilata yetkili