PIN code 623518 – Ramanathapuram, Tamil Nadu

623518 is the PIN code of 2 post offices in Ramanathapuram district, Tamil Nadu, served by the Mandapam SO sub office.

Post office	Type	Delivery	Division
Mandapam SOMap	Post office	Yes	Ramanathapuram Division
Thonithurai BOMap	Branch office	No	Ramanathapuram Division

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