PIN code 521137 – Krishna, Andhra Pradesh
521137 is the PIN code of 1 post office in Krishna district, Andhra Pradesh, served by the Poranki S.O sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Poranki S.OMap | Post office | Yes | Vijayawada Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.