The following are the available cities which are covered and installed with BSNL 4G services in Telangana Telecom circle, customers can check the BSNL 4G SIM Free offer as per the availability and approach the nearest CSC at these locations to upgrade for 4G SIM, and near soon many towns are connected with BSNL 4G which are on the way on upgradation.
| Adilabad | Asifabad | Manchiryal |
| Peddapalli | Bhadrachalam | Khammam |
| Kothagudem | Wyra | Gadwal |
| Jadcherla | Mahabubnagar | NagarKurnool |
| Shadnagar | Wanaparthy | Kandi |
| Sangareddy | Bhuvanagiri | Miryalaguda |
| Nagarjuna Sagar | Nalgonda | Suryapet |
| Bhanswada | Eturunagaram | Jangaon |
| Mahabubabad | Mangapeta | Medaram |
| Rajupeta | Tadvai | Warangal |