How to Activate 3G in Grameenphone, Robi, Banglalink, Airtel Jamal Abdun Naser ديسمبر 04, 2013 Grameenphone : Dial *111*6*1*1# Robi : *666*1# Banglalink : *5000# Airtel : Dial *121*7# Or Ty…
