How is wireless coverage set up, and how does roaming work? If I am in my service area, why are there dropped calls & dead spots?
A The area where you can make and receive wireless calls is determined by where your carrier has a license and where it has built out its network. You should have a coverage map of the particular geographic area served by your wireless carrier. When you travel beyond your carrier’s area, you still may be able to use your wireless service provided by the carrier in the area where you are traveling. This is called roaming. Even if a wireless carrier has not constructed towers and built out its network, roaming allows its customers to connect using another carrier’s network. If your wireless carrier has a roaming agreement with another carrier and if your wireless handset allows roaming, you will be able to connect with the other network to use your wireless service. Even within your carrier’s coverage area, limitations in facilities and capacity can cause problems in wireless call completion. If the carrier’s network fails to hand off calls in progress as a customer travels from one cove
