I was 19 years with ATT. I have been with Verizon for 1.5 years and now it's perfect. With ATT, summers and other high tourist times, I would drop calls often, and that was when a call would actually go through. ATT does not have the capacity to handle the traffic.
Here is good source to check location of towers per carrier. http://www.cellreception.com/towers/towers.php?city=santa+rosa+beach&state_abr=fl
Here is good source to check location of towers per carrier. http://www.cellreception.com/towers/towers.php?city=santa+rosa+beach&state_abr=fl