841227 is the PIN Code of Surwala, which is located in Siwan district, Bihar state.
Surwala Post Office is located at Surwala, 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 Surwala PO is 841227. This Postoffice falls under Siwan postal division of the Bihar postal circle.