PIN code 517503 belongs to Daminadu B.O (Branch Post Office), located in Tirupati district, Andhra Pradesh. It falls under the Southern Postal Region and is served by 6 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Daminadu B.O | BO | Branch Post Office |
| Vemur B.O | BO | Branch Post Office |
| Tiruchanoor S.O | SO | Sub Post Office |
| Padi B.O | BO | Branch Post Office |
| Panakam B.O | BO | Branch Post Office |
| Thandlam B.O | BO | Branch Post Office |
