01. Airtel : Dial *121*1*1*1#
02. Banglalink : Dial *511# (For Current Package: Dial *125#)
03. GrameenPhone : Dial *2# (For Current
Package : Type P & Send 4444
04. Robi : Dial *140*2*4# (For
Current Package : Dial *140*14# ( 2.00 tk )
05. Teletalk : Type tar &
Send 222 ( charge 0.50 tk ) (For Current Package : Type tar & Send 222 (
charge 0.50 tk )