814110 is the PIN Code of Kolharia, which is located in Dumka district, Jharkhand state.
Kolharia Post Office is located at Kolharia, Dumka of JHARKHAND 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 Kolharia PO is 814110. This Postoffice falls under Santhal Parganas postal division of the Jharkhand postal circle.