I used to have cingular about three years ago, then got nextel for a year and hated it, then went back to cingular and it is a lot better now than it used to be. I haven't had any problems.
Verizon
Cingular
AT&T
T-Mobile
Sprint
NExtel
I used to have cingular about three years ago, then got nextel for a year and hated it, then went back to cingular and it is a lot better now than it used to be. I haven't had any problems.