PIN code 689121 – Alappuzha, Kerala

689121 is the PIN code of 2 post offices in Alappuzha district, Kerala, served by the Chengannur RS SO sub office.

Post office	Type	Delivery	Division
Chengannur RS SOMap	Post office	No	Tiruvalla Division
Chengannur HOMap	Head office	Yes	Tiruvalla Division

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