Originally Posted by painpour
It may not impact you at all. I roam on Cingular's network all the time and am able to use all the Blackberry features.
Same here...I live in NC (no T-Mobile presence) and roam on Cingular whenever at home. No problems from me, except occasionally getting stuck on GSM.
btw- Congrats on moving to Charleston...it is a great town with some great food