HOUSTON, Texas (KTRK) -- How fast were you able to load this webpage? Probably not as fast as it could be if you had T-Mobile.According to PC Magazine, T-Mobile is the fastest network in the Houston area. Test showed the fast download and upload speeds of T-Mobile beat out competition across the city.As for the rest of the list, AT&T came in second, Verizon in third and Sprint came in at number four.