There are number of mobile network providers in Abuja. They are:
For more information, for example, the best service provider to use in Abuja, get 'The Independent Traveler's Guide to Abuja' here.
Internet service providers that offer 'unlimited' internet service are relatively new to Abuja. They are:
-Smile -Spectranet &
However, only one of these offer a truly unlimited service.
To find out which one, get the 'The Independent Traveler's Guide to Abuja' here.