Nigeria

Airtel
APN settings
 * username: (internet)
 * password: (internet)
 * APN name: internet.ng.airtel.com

MTN
 * APN:web.gprs.mtnnigeria.net
 * User:web
 * PWD:web
 * Number: *99#

Glo
 * APN: gloflat
 * User: flat
 * PWD: flat
 * Number: *99#