PIN code 600047 – Chengalpattu, Tamil Nadu

600047 is the PIN code of 2 post offices in Chengalpattu district, Tamil Nadu, served by the Tambaram Sanatorium SO sub office.

Post office	Type	Delivery	Division
Tambaram Sanatorium SOMap	Post office	Yes	Tambaram Division
Kadaperi BOMap	Branch office	No	Tambaram Division

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