Pin code 600120
4 post offices in Thiruvallur, Tamil Nadu use pin code 600120.
| Post office | Type | Division |
|---|---|---|
| Nandiambakkam | BO | Tambaram Division |
| North Chennai Thermal Pp | PO | Tambaram Division |
| Subbareddypalayam | BO | Tambaram Division |
| Vallur | BO | Tambaram Division |
What 600120 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 120 identifies the delivery office.