813101 is the PIN Code of Sultanpur, which is located in Banka district, Bihar state.
Sultanpur Post Office is located at Sultanpur, Banka of BIHAR 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 Sultanpur PO is 813101. This Postoffice falls under Bhagalpur postal division of the Bihar postal circle.