PIN code 600023 – Chennai, Tamil Nadu
600023 is the PIN code of 1 post office in Chennai district, Tamil Nadu, served by the Aynavaram S.O sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Aynavaram S.OMap | Post office | Yes | Chennai City North Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.