261201 is the PIN Code of Biswan, which is located in Sitapur district, Uttar Pradesh state.
Biswan Post Office is located at Biswan, Sitapur of UTTAR PRADESH 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 Biswan PO is 261201. This Postoffice falls under Sitapur postal division of the Uttar Pradesh postal circle.