Pin code 603004
2 post offices in Chengalpattu, Tamil Nadu use pin code 603004.
| Post office | Type | Division |
|---|---|---|
| Ammanambakkam | BO | Chengalpattu Division |
| Mahindra World City | PO | Chengalpattu Division |
What 603004 tells you
The first digit, 6, is the postal zone. The first two digits, 60, are the postal circle. The first three, 603, are the sorting district, and 004 identifies the delivery office.