PIN code 517551 belongs to Padiredu B.O (Branch Post Office), located in Tirupati district, Andhra Pradesh. It falls under the Southern Postal Region and is served by 9 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Padiredu B.O | BO | Branch Post Office |
| Pudi R.S. B.O | BO | Branch Post Office |
| Thirumanyam Rajula Kandriga B.O | BO | Branch Post Office |
| Vadamalpet S.O | SO | Sub Post Office |
| Applayagunta B.O | BO | Branch Post Office |
| Brahmanapattu B.O | BO | Branch Post Office |
| S.V.R.Pet B.O | BO | Branch Post Office |
| Obularajukandriga B.O | BO | Branch Post Office |
| Pathiputtur B.O | BO | Branch Post Office |
