source https://bsnlteleservices.com/bsnl-blackout-days/
BSNL Blackout Days on PAN India for 2020 Calendar Year
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August 11, 2020
BSNL dispensed the Blackout days for the Calendar year 2020 under GSM mobile services as mentioned earlier. Let’s have a look about what is Black out days for mobile users, Government Telecom...
source https://bsnlteleservices.com/bsnl-blackout-days/
source https://bsnlteleservices.com/bsnl-blackout-days/
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