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Continue to ChatBSNL signed PAN India 2G Intra Circle Roaming Agreement (2G ICR) with Aircel https://www.keralatelecom.info/2016/04/bsnl-signed-pan-india-2g-intra-circle-roaming-agreement-with-aircel.html
BSNL signed PAN India 2G Intra Circle Roaming Agreement (2G ICR) with Aircel https://www.keralatelecom.info/2016/04/bsnl-signed-pan-india-2g-intra-circle-roaming-agreement-with-aircel.html