03-09-2017, 03:20 AM
Robi = *140*7*1#
Airtel = *121*6*1#
Grameenphone = go to the message option write All and send 8080
Banglalink = go to the message option write All and send 8080
Airtel = *121*6*1#
Grameenphone = go to the message option write All and send 8080
Banglalink = go to the message option write All and send 8080