Pincode 700001 have been assigned to 14 locations.

Council House Street , Kolkatta G.P.O. , Kolkata
Customs House , Kolkatta G.P.O. , Kolkata
Khengrapatti , Kolkatta G.P.O. , Kolkata
Lalbazar (Kolkata), Kolkatta G.P.O. , Kolkata
New Secretariat Bldg. , Kolkatta G.P.O. , Kolkata
Pollock Street , Park Street ,
R.N. Mukherjee Road , Kolkatta G.P.O. , Kolkata
Radha Bazar , Kolkatta G.P.O. , Kolkata
Reserve Bank Building , Kolkatta G.P.O. , Kolkata
Telephone Bhawan , Kolkatta G.P.O. , Kolkata
Treasury Building , Kolkatta G.P.O. , Kolkata
W.B.Assembly House , Kolkatta G.P.O. , Kolkata
Writer's Building , Kolkatta G.P.O. , Kolkata
Kolkatta G.P.O. , Kolkatta G.P.O. , Kolkata