PIN code 686522 – Kottayam, Kerala

686522 is the PIN code of 2 post offices in Kottayam district, Kerala, served by the Koorali SO sub office.

Post office	Type	Delivery	Division
Koorali SOMap	Post office	Yes	Changanacherry Division
Panamattom BOMap	Branch office	Yes	Changanacherry Division

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