Industrial Estate B.O is the primary post office registered under PIN code 516004 in Y.s.r., Andhra Pradesh. This code sits within the Southern Postal Region, with 4 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Industrial Estate B.O | BO | Branch Post Office |
| Mamillapalli B.O | BO | Branch Post Office |
| Chinna Musali Reddy Palli B.O | BO | Branch Post Office |
| Yerramukkapalli S.O | SO | Sub Post Office |
