630551 is the PIN Code of Kalayarkoil, which is located in Sivaganga district, Tamil Nadu state.
Kalayarkoil Post Office is located at Kalayarkoil, Sivaganga of TAMIL NADU state. It is a Sub 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 Kalayarkoil PO is 630551. This Postoffice falls under Sivaganga postal division of the Tamilnadu postal circle.