PIN code 518511 belongs to Koratamaddi B.O (Branch Post Office), located in Nandyal district, Andhra Pradesh. It falls under the Southern Postal Region and is served by 8 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Koratamaddi B.O | BO | Branch Post Office |
| Polur S.O (Kurnool) | OTHER | post office |
| Rayamalpuram B.O | BO | Branch Post Office |
| Gadigarevula B.O | BO | Branch Post Office |
| Pulimaddi B.O | BO | Branch Post Office |
| Chindukur B.O | BO | Branch Post Office |
| Durvesi B.O | BO | Branch Post Office |
| Kondajutur B.O | BO | Branch Post Office |
