U.S. Cellular is a wireless carrier that focuses on customer service, delivering industry-leading innovations and maintaining an award-winning high-quality network. U.S. Cellular customers receive unique benefits such as a valuable rewards program that recognizes customer loyalty, new phones faster without continuously signing contracts, free Battery Swap, Overage Protection, and free incoming calls, texts and picture messages. U.S. Cellular has a strong line-up of cutting-edge devices designed to simplify and organize your life that are all backed by its high-speed nationwide network which has the highest call quality of any national carrier. The company is rapidly expanding its 4G LTE network, which currently covers 25 percent of its customers and will cover 54 percent by the end of 2012.