Pin code 521231
1 post office in Krishna, Andhra Pradesh use pin code 521231.
| Post office | Type | Division |
|---|---|---|
| Jnnurm Colony | PO | Vijayawada Division |
What 521231 tells you
The first digit, 5, is the postal zone. The first two digits, 52, are the postal circle. The first three, 521, are the sorting district, and 231 identifies the delivery office.