EDGE

EDGE is a third-generation, high-speed, mobile data and Internet access technology. It's fast enough to support a wide range of advanced data services including video and music clips, full picture & video messaging, high-speed color Internet access, and email on the move.
Prevalence
In areas where the 3G network is not available, customers will continue to receive service on the AT&T EDGE network, when coverage is available.
The AT&T EDGE network is available in more than 13,000 cities and towns and in areas along 40,000 miles of highways. It provides average data speeds between 75-135Kbps.

