786602 is the PIN Code of Duliajan, which is located in Dibrugarh district, Assam state.
Duliajan Post Office is located at Duliajan, Dibrugarh 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 Duliajan PO is 786602. This Postoffice falls under Dibrugarh postal division of the Assam postal circle.