PIN code 600120 – Thiruvallur, Tamil Nadu
600120 is the PIN code of 4 post offices in Thiruvallur district, Tamil Nadu, served by the North Chennai Thermal PP SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| North Chennai Thermal PP SOMap | Post office | Yes | Tambaram Division |
| Nandiambakkam BOMap | Branch office | Yes | Tambaram Division |
| Subbareddypalayam BOMap | Branch office | Yes | Tambaram Division |
| Vallur BOMap | Branch office | Yes | Tambaram Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.