Originally Posted by
mrcamp
I'd suggest you test out the coverage first. Especially out side of major metropolitan areas, tmobile does not have anywhere near the coverage that AT&T has. Buy a prepaid sim and see if it works for you where you need it.
Or just sign up for their simple choice plan and test for one month -- there is no contract so can bail out anytime. If you time it right, do it just before you go abroad and take advantage of their global coverage!