PIN Code

700021 – Fort William S.O

1 post office uses PIN Code 700021 in Kolkata, West Bengal.

Post office	Type	Delivery	Division / Region / Circle
Fort William S.O Taluk: Kolkata	Sub Office	Delivery	Kolkata Central / Calcutta / West Bengal

Other PIN Codes in Kolkata

700001 700002 700003 700004 700005 700006 700007 700008 700009 700010 700011 700012 700013 700014 700015 700016 700017 700018 700019 700020 700022 700023 700024 700025

Source: India Post – All India Pincode Directory (data.gov.in, GODL-India), retrieved 11 Oct 2026. Postal details can change – confirm with India Post for official purposes.