US Airways Group, Inc., through its subsidiaries, provides air transportation for passengers and cargo. As of December 31, 2013, the company offered scheduled passenger service on approximately 3,000 flights daily to 193 communities in the United States, Canada, Mexico, Europe, the Middle East, the Caribbean, and Central and South America, as well as had a East Coast route network, including the US Airways Shuttle service. It also provides hourly shuttle service between Boston, New York LaGuardia, and Washington National. The company operates hubs in Charlotte, Philadelphia, Phoenix, and Washington, D.C. at Washington National. As of December 31, 2013, the company operated 343 mainline jets that were supported by its regional airline subsidiaries and third-party regional carriers operating as US Airways Express under capacity purchase agreements, which operated 238 regional jets and 40 turboprops, as well as had 4 regional jets operating under prorate agreements. US Airways Group, Inc. was founded in 1939 and is headquartered in Tempe, Arizona. As of December 6, 2013, US Airways Group, Inc. operates as a subsidiary of American Airlines Group Inc.