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BSNL |
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Calcutta Telephones |
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Area City |
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Area North |
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Area Bidhannagar |
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Area Dumdum |
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Area Barrackpore |
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Area Howrah |
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Area Searampore |
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E C S section |
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Establishment Section |
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Bill software of Long Distance |
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West Bengal Telecom Circle |
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Calcutta SSA |
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Malda SSA |
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Raigunj SSA |
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Siliguri SSA |
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Jalpaiguri SSA |
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Coochbehar SSA |
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Assansol SSA |
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Suri SSA |
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Bankura SSA |
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Purulia SSA |
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Gangtok SSA |
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Kharagpur SSA |
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Orissa Telecom Circle |
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Balasor SSA |
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Bhubaneswar SSA |
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Guwahati Telecom Circle |
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Jorhat SSA |
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Bongaigaon SSA |
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North East Telecom Circle –II |
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Dimapur SSA |
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Trunk Booking IVRS |
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Indian Railways |
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N F Railway |
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Rangia Division |
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Tinsukia Division |
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Lumding Division |
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NEEPCO, Silong |
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TV Channel |
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Cold Storage |
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Hotel Management Software |
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