731101 is the PIN Code of B Collectorate, which is located in Birbhum district, West Bengal state.
B Collectorate Post Office is located at B Collectorate, Birbhum of WEST BENGAL 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 B Collectorate PO is 731101. This Postoffice falls under Birbhum postal division of the West Bengal postal circle.