PIN code 421101 – Thane, Maharashtra

421101 is the PIN code of 2 post offices in Thane district, Maharashtra, served by the Padgha S.O sub office.

Post office	Type	Delivery	Division
Padgha S.OMap	Post office	Yes	Thane Division
Mohandul B.OMap	Branch office	Yes	Thane Division

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