RCN Telecom Services Inc. / Virgin Mobile / AT&T / Consolidated Communications / Oswayo Inc. / Windstream / Cricket Wireless CTSI D&E Systems Inc. / CenturyLink Citizens Telecommunications Company / Pymatuning Independent Telephone Company / Canton Inc. / Frontier Communications / Venus Telephone Corporation / Telephone Company Sugar Valley Telephone Company TracFone Wireless Inc. / Pittsburgh Tel Co / YourTel America Inc. / New York Citizens Telephone Company / Scenery Hill Telephone Company MCI Local Metropolitan Telecommunications / Armstrong Telephone Company / Frontier Commonwealth Telephone Company / Assurance Wireless / Breezewood Inc. / Lakewood Inc. / Pennsylvania Inc. / Hickory Telephone Company / Conestoga Telephone Company / Budget Prepay Inc. / Bentleyville Telephone Company / North-Eastern PA Telephone Company / Mahanoy & Mahantango Telephone Company / Hancock Telephone Company / North Penn Telephone Company / / /