Check Your SIM Registered Under Which National ID (NID) Grameenphone Banglalink Robi airtel Teletalk Citycell

 Check Your SIM Registered Under Which National ID (NID)
Or Check How Many SIM Registered Under Your National ID (NID)

Important Info
Maximum/Total 20 SIM(s) of Any Operator can be registered under 1 NID

Under 1 NID Maximum 15 SIM(s) (Prepaid & Postpaid) will be allowed.
Extra SIM(s) Will be disable After 31 December,2017

To Avoid this,
Go to customer care and disable extra sim
or Transfer the ownership to other family members if needed.

Check Total SIM(s) with all numbers
Type Last 4 Digit of NID and send to 16001
or Dial *16001# then reply with Last 4 Digit of NID

Graneenphone Type "info" send to 4949
Banglalink Dial *1600*2#
Robi Dial *1600*3#
airtel *121*4444#

Teletalk,Citycell didn't Started this checking system