IRVINE, Calif., Aug. 19, 2014 /PRNewswire/ -- RootMetrics today released its second U.S. State RootScore ® Reports and Verizon Wireless received the highest award for overall network performance in California. In addition to receiving the top award for overall network performance in California, Verizon Wireless also scored highest in the categories of Reliability, Speed, Data and Call performance. Verizon Wireless won or tied for the RootScore Overall Network Performance Award in 47 other states, and won more awards than any other provider for Overall Performance and in the categories of Reliability, Speed, Data and Call performance. RootMetrics, an independent mobile analytics firm, said the bi-annual national study is the most comprehensive mobile network test completed and published by a third-party tester to-date. Scores were based on RootMetrics tests performed from January through June 2014. The company ranked the four major U.S. wireless providers in six categories: Overall, Reliability, Speed, Data, Call and Text network performance. In the National RootScore Report, RootMetrics named Verizon Wireless the Overall RootScore Award Winner. Verizon Wireless also was winner in the national study in four other categories: Reliability, Speed, Data and Call Performance. In regards to studies from the first half of 2014, Verizon Wireless received top or joint top rankings in 115 out of 125 markets, including California, studied by RootMetrics in its metro market reports, with more wins and ties in Overall Performance than any other provider. The company also scored 30 wins or ties in the RootMetrics U.S. Airports study of 50 major U.S. airports, including San Francisco International (SFO), San Jose International (SJC), Los Angeles International (LAX) and John Wayne Airport (SNA). Verizon Wireless' super-fast 4G LTE network, the nation's largest and most reliable 4G LTE network, today covers more of the U.S. than any other wireless provider's 4G LTE network. Verizon Wireless' nationwide XLTE coverage, which doubles Verizon Wireless' 4G LTE bandwidth and provides customers with greater peak speeds, was launched in the first half of the year.