841245 is the PIN Code of Gaziapur, which is located in Siwan district, Bihar state.
Gaziapur Post Office is located at Gaziapur, 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 Gaziapur PO is 841245. This Postoffice falls under Siwan postal division of the Bihar postal circle.