852137 is the PIN Code of Surpatganj, which is located in Supaul district, Bihar state.
Surpatganj Post Office is located at Surpatganj, Supaul of BIHAR 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 Surpatganj PO is 852137. This Postoffice falls under Saharsa postal division of the Bihar postal circle.