786189 is the PIN Code of Dinjan, which is located in Tinsukia district, Assam state.
Dinjan Post Office is located at Dinjan, Tinsukia of ASSAM state. It is a Sub 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 Dinjan PO is 786189. This Postoffice falls under Tinsukia postal division of the Assam postal circle.