| District Name | District Code | Region |
| Adilabad | ADB | OU |
| Anantapur | ATP | SVU |
| Chittoor | CTR | SVU |
| East Godavari | EG | AU |
| Guntur | GTR | AU |
| Hyderabad | HYD | OU |
| Kadapa | KDP | SVU |
| Karimnagar | KRM | OU |
| Khammam | KHM | OU |
| Krishna | KRI | AU |
| Kurnool | KNL | SVU |
| Mahabubnagar | MBN | OU |
| Medak | MED | OU |
| Nalgonda | NLG | OU |
| Nellore | NLR | SVU |
| Nizamabad | NZB | OU |
| Prakasam | PKS | AU |
| Rangareddy | RR | OU |
| Srikakulam | SKL | AU |
| Visakhapatnam | VSP | AU |
| Vizianagaram | VZM | AU |
| Warangal | WGL | OU |
| West Godavari | WG | AU |