PIN code 673640 – Malappuram, Kerala

673640 is the PIN code of 2 post offices in Malappuram district, Kerala, served by the Vazhakkad SO sub office.

Post office	Type	Delivery	Division
Vazhakkad SOMap	Post office	Yes	Manjeri Division
Karumarakkad BOMap	Branch office	Yes	Manjeri Division

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