This is from the test that PCWORLD did a few months ago.
Here's the detailed article from last month on the results:
http://www.pcworld.com/article/16739...ife_of_3g.html
They basically say Sprint literally is the most dependable network.
Verizon seems to have the perfect mix of speed and dependability.
ATT still disappoints me for how much they're charging.
Reliability ratings:
Sprint - 90.8%
Verizon - 89.8%
ATT - 68%.<---disgraceful