Dead zones with cell phones are something everyone has to contend with at one point or another. If you have problems making a call or hearing someone on the other end of the line, you can increase your signal and make the situation better. All you have to do is locate a cell tower and get closer to it.
What a Cell Tower Looks Like
If you are like any other member of the public, you probably cannot identify a cell tower site from a high voltage power tower.