821310 is the PIN Code of Mangraon, which is located in Rohtas district, Bihar state.
Mangraon Post Office is located at Mangraon, Rohtas 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 Mangraon PO is 821310. This Postoffice falls under Rohtas postal division of the Bihar postal circle.