How To Check Your Mobile Number For Free BANGLADESHI MOBILE OPERATORS

BANGLADESHI MOBILE OPERATORS:
GRAMEENPHONE: *2#
AIRTEL/WARID: *121*6*3#
 ROBI/AKTEL: *140*2*4#
BANGLALINK: *511#
TELETALK: *551#
CITYCELL: Type MDN & send it to 7678
Now a days, most people use more than one SIM card. So, it’s natural for them to forget their own SIM card number. In those cases, you can easily get back your own number with the above trick for free!
In my case (Grameenphone), the screenshot looks like this…
If you find any difficulties, please comment below.
Also comment about this trick, if you succeed doing this!