| Help line | Dial : 1600333333 (Toll free) | | Business Contact | DGM(Data Network)/CTD. 3rd Floor, Telephone Bhawan,
34, B.B.D.Bag, Kolkata-700 001. Phone No. : 2210-9000
Fax : 2210-9001. | | Technical Contact | DE(INTERNET)/CTD, 2nd Floor, Telephone Bhawan,
34, B.B.D.Bag, Kolkata-700 001. Phone No. : 2210-8090
Fax : 22108091. e-mail: kolkata@sancharnet.in | | Commercial Contact | Commercial Officer(LD-I), 6th Floor, Telephone Bhawan,
34, B.B.D.Bag, Kolkata-700 001. Phone No. : 2243-8594,
Fax : 2243-8596 | | Billing Contact | Accounts Officer(TR/LD), 2nd Floor, Telephone House,
8, Hare Street, Kolkata-700 001. Phone No. : 2248-3667. |
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