PIN code 691540 – Kollam, Kerala

691540 is the PIN code of 2 post offices in Kollam district, Kerala, served by the Veliyam SO sub office.

Post office	Type	Delivery	Division
Veliyam SOMap	Post office	Yes	Quilon Division
Veliyam West 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.