ALL MTN USERS CODE #2820# for displaying your bluetooth #9990# lock your bluetooth #7370# if you want to format your memory card #7780# reset factory settings 112 open your security code for nokia *406# enter mtn pulse
*406*1# get 5mb on mtn pulse with #5
*406*2# update out of mtn pulse enhancement
*600*the person number*amont* your transfer pin# how to do transfer in mtn simback *556# your account balance
*559# how to check mtn mb ALL ETISALAT USERS CODE *232# check your etisalat account balance
