782140 is the PIN Code of Sibasthan, which is located in Nagaon district, Assam state.
Sibasthan Post Office is located at Sibasthan, Nagaon of ASSAM 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 Sibasthan PO is 782140. This Postoffice falls under Nagaon postal division of the Assam postal circle.