PIN code 603309 – Chengalpattu, Tamil Nadu
603309 is the PIN code of 5 post offices in Chengalpattu district, Tamil Nadu, served by the Polambakkam SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Polambakkam SOMap | Post office | Yes | Chengalpattu Division |
| Chitrvadi BOMap | Branch office | Yes | Chengalpattu Division |
| Mugundagiri BOMap | Branch office | Yes | Chengalpattu Division |
| Paiyambadi BOMap | Branch office | Yes | Chengalpattu Division |
| Perukkaranai BOMap | Branch office | Yes | Chengalpattu Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.