731213 is the PIN Code of Kotasur, which is located in Birbhum district, West Bengal state.
Kotasur Post Office is located at Kotasur, Birbhum of WEST BENGAL 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 Kotasur PO is 731213. This Postoffice falls under Birbhum postal division of the West Bengal postal circle.