802312 is the PIN Code of Ratanpur, which is located in Jamui district, Bihar state.
Ratanpur Post Office is located at Ratanpur, Bhojpur 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 Ratanpur PO is 802312. This Postoffice falls under Bhojpur postal division of the Bihar postal circle.