841233 is the PIN Code of Mandrauli, which is located in Siwan district, Bihar state.
Mandrauli Post Office is located at Mandrauli, Siwan 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 Mandrauli PO is 841233. This Postoffice falls under Siwan postal division of the Bihar postal circle.