781304 is the PIN Code of Belsor, which is located in Nalbari district, Assam state.
Belsor Post Office is located at Belsor, Nalbari of ASSAM 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 Belsor PO is 781304. This Postoffice falls under Nalbari postal division of the Assam postal circle.