PIN code 686581 – Kottayam, Kerala

686581 is the PIN code of 2 post offices in Kottayam district, Kerala, served by the Poonjar SO sub office.

Post office	Type	Delivery	Division
Poonjar SOMap	Post office	Yes	Kottayam Division
Chennad BOMap	Branch office	Yes	Kottayam Division

Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.