Pin code 600021
2 post offices in Chennai, Tamil Nadu use pin code 600021.
| Post office | Type | Division |
|---|---|---|
| Washermanpet | PO | Chennai City North Division |
| Washermanpet East | PO (non-delivery) | Chennai City North Division |
What 600021 tells you
The first digit, 6, is the postal zone. The first two digits, 60, are the postal circle. The first three, 600, are the sorting district, and 021 identifies the delivery office.