Check SIM Biometric Registration Status If Successful | Grameenphone Banglalink Robi airtel Teletalk

Check SIM Biometric Registration Status If Successful
Grameenphone Type "Reg NID No" send to 4949 or  Type "info" send to 4949
Banglalink Dial *1600*1# or *1600*2#
Robi Dial *1600*1# or *1600*3#
airtel Dial *121*444# or *121*4444#
Teletalk Type "Q" send to 1600
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Biometric SIM Registration Offers

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