PIN code 610003 – Thiruvarur, Tamil Nadu

610003 is the PIN code of 2 post offices in Thiruvarur district, Tamil Nadu, served by the Kidarankondan S.O sub office.

Post office	Type	Delivery	Division
Kidarankondan S.OMap	Post office	Yes	Nagapattinam Division
Kekkarai B.OMap	Branch office	Yes	Nagapattinam Division

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