The Kolkata postal district in West Bengal covers 72 distinct PIN codes and 217 post offices operating across urban and rural delivery routes. Mail routing in this district connects through the Eastern Postal Region, coordinated via KOLKATA GPO, Cossipore HO, Beleghata HO and local delivery branch offices.
Kolkata district in West Bengal currently has 72 unique PIN codes serving 217 post offices, which include 196 Sub Offices (SO) and 1 Branch Offices (BO).
Deliveries in Kolkata fall under the Eastern Postal Region. Mail is sorted through district administrative hubs anchored by KOLKATA GPO, Cossipore HO, Beleghata HO and routed to local sub and branch offices for delivery.