How do you keep track of ported numbers for accurate SMS delivery?

By Coure-Tech

Mar 03, 2020

When mobile number portability (MNP) came into Nigeria a few years ago, many subscribers were happy because they were able to move from one operator to another without losing their numbers but little did they know that everything that has the advantage also has its disadvantage. And what was the disadvantage of MNP, subscribers stopped receiving bank alerts and SMS campaigns sent from their areas of interest?