700072 is the PIN Code of Hindustan Building, which is located in Kolkata district, West Bengal state.
Hindustan Building Post Office is located at Hindustan Building, Kolkata of WEST BENGAL 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 Hindustan Building PO is 700072. This Postoffice falls under Kolkata Central postal division of the West Bengal postal circle.