Pin code 600056
3 post offices in Thiruvallur, Tamil Nadu use pin code 600056.
| Post office | Type | Division |
|---|---|---|
| Kattupakkam | BO (non-delivery) | Tambaram Division |
| Poonamallee | PO | Tambaram Division |
| Senneerkuppam | BO (non-delivery) | Tambaram Division |
What 600056 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 056 identifies the delivery office.