734426 is the PIN Code of Gayanganga, which is located in Darjiling district, West Bengal state.
Gayanganga Post Office is located at Gayanganga, Darjiling of WEST BENGAL 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 Gayanganga PO is 734426. This Postoffice falls under Darjeeling postal division of the West Bengal postal circle.