AT&T | Bspeedy Wireless Inc | Cellular One | Ekco Wireless | Fairpoint Communications, Inc. | Frontier Communications | Hofnet Communications | Hughes Network Systems, LLC | Montrose Mutual Telephone Company  PeoplesNet | Rural Comm Internet | Shelby Electric Cooperative | Skycasters | Sprint Nextel Corporation | Starband | T-Mobile USA, Inc. | Telecommunications Management, LLC | Verizon Communications, Inc. | ViaSat | Wabash Telephone Cooperative, Inc.