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Continue to ChatBSNL allows access Facebook without Internet on USSD code *325# https://telecomvibe.com/bsnl-allows-accessing-facebook-on-ussd-without-data-plan-starting-at-rs-4/
BSNL allows access Facebook without Internet on USSD code *325# https://telecomvibe.com/bsnl-allows-accessing-facebook-on-ussd-without-data-plan-starting-at-rs-4/