The mtn call me back code has been around for quite a while now and it’s a provision that allows the mtn network subscribers to easily reach through to their loved ones and friends when they are actually out of airtime.. How to send “please call me back” on mtn. if the truth must be told, mtn is the leading mobile operator in nigeria. they have been around since 2002 and have waxed stronger over the past 14 years, providing nigeria and their african-wide customers some of the best and some of the most innovative network services.. This article comprises of please call me back codes (ussd) on mtn, glo, etisalat and airtel in nigeria - get how to send please call me back request code
