PIN code 686538 – Kottayam, Kerala
686538 is the PIN code of 5 post offices in Kottayam district, Kerala, served by the Vakathanam SO sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Vakathanam SOMap | Post office | Yes | Changanacherry Division |
| Nalunnackal BOMap | Branch office | Yes | Changanacherry Division |
| Ponganthanam BOMap | Branch office | Yes | Changanacherry Division |
| Puthenchantha BOMap | Branch office | Yes | Changanacherry Division |
| Vakathanam South BOMap | Branch office | No | Changanacherry Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.