I have AT&T/iPhone 3GS and live in SV and my service sucks. After I moved here though I asked some other coworkers what they thought about Verizon/T-Mobile and

I have AT&T/iPhone 3GS and live in SV and my service sucks. After I moved here though I asked some other coworkers what they thought about Verizon/T-Mobile and I mostly got the feeling that everybody sucks, and Verizon is maybe marginally better, but the people I know with Verizon phones aren't really happy with their service either.