In Krishna district, Andhra Pradesh, PIN code 521390 is anchored by Addada B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Addada B.O | BO | Branch Post Office |
| Pedamaddali S.O | SO | Sub Post Office |
