PIN code 691590 – Kollam, Kerala
691590 is the PIN code of 1 post office in Kollam district, Kerala, served by the Koivila SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Koivila SOMap | Post office | Yes | Quilon Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.