628210 is the PIN Code of Kalvilai, which is located in Tuticorin district, Tamil Nadu state.
Kalvilai Post Office is located at Kalvilai, Tuticorin 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 Kalvilai PO is 628210. This Postoffice falls under Tuticorin postal division of the Tamilnadu postal circle.