GrameenPhone:
SMS Service Center Number: +8801700000600
To Know Your Current Package Type P and send it to 4444 ( Free Of Cost)
To Know Your Mobile Number Dial *111*8*2# for Prepaid & *111*8*3# for Postpaid or *2# ( Free Of Cost)

Robi Axiata Limited:
SMS Service Center Number: +8801801000004
To Know Your Currect Package Write P and SMS To 8822 or Dial *140*14# ( Free Of Cost )
To Know Your Number Dial *140*2*4# ( Free Of Cost )

Banglalink GSM:
SMS Service Center Number: +88019900557
To Know Your Current Package Dial *125# ( Free Of Cost )
To Know Your Number Dial *511# ( Free Of Cost )

Teletalk BD Limited:
SMS Service Center Number: +880150159999
To know Your Current Package & Number Write WHOAMI and send SMS To 321 ( Free Of Cost ) Or To know Your Current Package & Number Write Tar and send SMS To 222 ( 2.30Tk./SMS Including Vat )

Airtel BD Limited:
SMS Service Center Number: +8801600006001
To Know Your Current Package Dial *121*1*1*1*1# ( Free Of Cost )
To Know Your Number Dial *121*6*3# ( Free Of Cost )