BSNL launched Mobile services under the brand name ‘Cell One’ in 2002. BSNL Mobile offers you a host of value added and unmatched features not found in any other Cellular service. As a proud subscriber of BSNL Mobile service you can stay in touch with your nears and dears anywhere in India because BSNL Mobile is the only Cellular service which is available both in urban and rural areas with more than 65000 mobile towers. 
BSNL launched 3G Services in 2010 with simultaneous use of speech and advanced data services.
BSNL launched 4G Services first from Kerala Circle in 2018 at Udumbanchola, Idukki district. Now the service is expanded to divisions of Thrissur, Ernakulam, Malappuram, Lakshadweep, Alappuzha and Kottayam. BSNL 4G services will be soon expanded to other districts of the state. Now 3G SIMs are replaced with 4G SIM free of cost in 4G available areas.
BSNL Mobile is the most economical and is totally transparent. National and International Roaming facility is also available in BSNL Mobile Services. A host of Value added services like Messaging sevices, Caller Tunes, Edumithra etc are are also available at very economical charges.
BSNL is providing Postpaid International Roaming service for 76 networks in 195 countries. However, in Prepaid scenario, IR roaming is available for 30 networks in 26 countries as on 31.03.2019. To know more about BSNL International Roaming Services please visit http://ir.bsnl.co.in . For tariff and coverage please visit http://ir.bsnl.co.in/postpaid.jsp
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BSNL Mobile General Information
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