603304 is the PIN Code of Kottaikadu, which is located in Pudukkottai district, Tamil Nadu state.
Kottaikadu Post Office is located at Kottaikadu, Kanchipuram of TAMIL NADU state. It is a Branch Post Office. A Post Office (PO) / Dak Ghar is a facility in charge of sorting, processing, and delivering mail to recipients. POs are usually regulated and funded by the Government of India (GOI). Pin code of Kottaikadu PO is 603304. This Postoffice falls under Chengalpattu postal division of the Tamilnadu postal circle.