PIN code 603310 – Chengalpattu, Tamil Nadu
603310 is the PIN code of 8 post offices in Chengalpattu district, Tamil Nadu, served by the Thozhupedu SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Thozhupedu SOMap | Post office | Yes | Chengalpattu Division |
| Ayakonamkolathur BOMap | Branch office | Yes | Chengalpattu Division |
| Isur BOMap | Branch office | Yes | Chengalpattu Division |
| Karasangal BOMap | Branch office | Yes | Chengalpattu Division |
| Nerkunam BOMap | Branch office | Yes | Chengalpattu Division |
| Perumberkandigai BOMap | Branch office | Yes | Chengalpattu Division |
| Sirumailur BOMap | Branch office | Yes | Chengalpattu Division |
| Sirunagar 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.