PIN code 686571 – Kottayam, Kerala

686571 is the PIN code of 2 post offices in Kottayam district, Kerala, served by the Kadaplamattom SO sub office.

Post office	Type	Delivery	Division
Kadaplamattom SOMap	Post office	Yes	Kottayam Division
Padinjattinkara 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.