841407 is the PIN Code of Hakam, which is located in Siwan district, Bihar state.
Hakam Post Office is located at Hakam, Gopalganj 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 Hakam PO is 841407. This Postoffice falls under Siwan postal division of the Bihar postal circle.