A.P.H.B.Colony B.O is the primary post office registered under PIN code 517507 in Tirupati, Andhra Pradesh. This code sits within the Southern Postal Region, with 7 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| A.P.H.B.Colony B.O | BO | Branch Post Office |
| Satyanarayanapuram NDSO | OTHER | post office |
| Akkarampalli B.O | BO | Branch Post Office |
| Tirupati North S.O | SO | Sub Post Office |
| R.S.Gardens S.O | SO | Sub Post Office |
| Thimminaidupalem B.O | BO | Branch Post Office |
| S.V.Medical College S.O | SO | Sub Post Office |
