700001 is the PIN Code of Kolkatta Gpo, which is located in Kolkata district, West Bengal state.
Kolkatta GPO Post Office is located at Kolkatta GPO, Kolkata of WEST BENGAL state. It is a Head 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 Kolkatta GPO PO is 700001. This Postoffice falls under Kolkata GPO postal division of the West Bengal postal circle.