Pin code 631213
3 post offices in Thiruvallur, Tamil Nadu use pin code 631213.
| Post office | Type | Division |
|---|---|---|
| Alamelumangapuram | BO | Kanchipuram Division |
| Ponpadi | BO (non-delivery) | Kanchipuram Division |
| Ponpadi Rs | PO | Kanchipuram Division |
What 631213 tells you
The first digit, 6, is the postal zone. The first two digits, 63, are the postal circle. The first three, 631, are the sorting district, and 213 identifies the delivery office.