"Location, location, location". We have AT&T service......and it sucks wind big-time in Duval (just north of Odell off Buena Vista). I've got to stand out in the driveway on one foot holding up a roll of aluminum foil on a perfectly clear day to get reception (slightly exaggerated, of course...but you get the picture!

). When we're at other locales in TV, the service ranges from non-existent to 4 bars - it's all over the map.
Not a huge deal to us right now given that we're snowflakes. But when we get to the point of spending more time down there, we're hoping more towers will have been installed.
Here's an article that touts a seemingly viable alternative to traditional cell towers. Sounds like it would be perfect for an environment like TV:
http://news.cnet.com/8301-30686_3-20031105-266.html
Bill