PIN code 690536 – Kollam, Kerala

690536 is the PIN code of 2 post offices in Kollam district, Kerala, served by the Vadakkumthala East SO sub office.

Post office	Type	Delivery	Division
Vadakkumthala East SOMap	Post office	Yes	Quilon Division
Kollaka BOMap	Branch office	Yes	Quilon Division

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