offer sms off gp robi airtel banglalink teletalk
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offer sms off gp dnd (do not disturb) service
gp DND/Stop/Start Promotional Offer SMS & Call Dial *121*1101#
offer sms off banglalink dnd (do not disturb) service
banglalink Stop DND/Promotional Offer SMS & Call Dial *121*8*6*2#
banglalink start Promotional Offer SMS & Call Dial *121*8*6*1#
offer sms off Robi dnd (do not disturb) service
robi DND/Stop/Start Promotional Offer SMS & Call Dial *7#
offer sms off airtel dnd (do not disturb) service
airtel DND/Stop/Start Promotional Offer SMS & Call Dial *7#