Pin code 600023
1 post office in Chennai, Tamil Nadu use pin code 600023.
| Post office | Type | Division |
|---|---|---|
| Aynavaram | PO | Chennai City North Division |
What 600023 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 023 identifies the delivery office.