PIN code 609603 – Karaikal, Puducherry
609603 is the PIN code of 6 post offices in Karaikal district, Puducherry, served by the Nedungadu S.O sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Nedungadu S.OMap | Post office | Yes | Nagapattinam Division |
| Kurumbagaram B.OMap | Branch office | Yes | Nagapattinam Division |
| Melakasakudi B.OMap | Branch office | Yes | Nagapattinam Division |
| Nallathur B.OMap | Branch office | Yes | Nagapattinam Division |
| Tirukottaram B.OMap | Branch office | Yes | Nagapattinam Division |
| Velangudi B.OMap | Branch office | Yes | Nagapattinam Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.