- Telwares Communications
- Tempest Telecom Solutions
- Tempest Telecom Solutions LLC
- Tennessee Business Comm Svc
- Tennex Communications
- Tennex Communications
- Tero Technologies
- Terremark Worldwide Inc
- Terremark Worldwide Inc
- Terry Watt Communications
- Terry Watt Communications
- Test Technology
- Teton Telecom
- Tex-Link Communications
- Texas TCS Inc
- Texstar
- Texus Telecommunications
- Thanks For Holding
- Tharaldson Enterprises
- Third Millenium Communication
- Thomas Communication Svc
- Thomas Telecom
- Three River Telco
- Three River Telco
- Three Sixty Networks
- Thrifty Communication Svc
- Thunder Box Communications
- Tia Telecom
- Tia Telecom
- Ties Technology
- Timcom
- Time Of Day
- Time Warner Cable
- Time Warner Cable
- Time Warner Cable
- Time Warner Cable
- Time Warner Telecom
- Time Warner Telecom
- Time Warner Telecom
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Time Warner Telecom Inc
- Timeless Technology LLC
- Titan Power & Comms Svc Inc
- Titan Telecom Inc
- Titan Telecom LLC
- Titan Telecom Solutions Inc
- Titan Telecommunications LLC
- TIV
- TIV
- TKO
- TLJ Communications
- TLP Telecommunication Inc
- Today's Telcom Group
- Tohono O'Odham Utility Auth
- Tohono O'Odham Utility Auth
- Tollgrade Communications Inc
- Toly Digital Network Inc
- Tom Eaton Communications
- Total Communication Systems
- Total Communications
- Total Communications Inc
- Total Communications Plus
- Total Solutions Group Inc
- Total Solutions Inc
- Total Technologies
- Total Telecom
- Total Wire Concept
- Totalcom Inc
- Totally Wired Communications
- Totlcom
- Totlcom Inc
- Totlcom Inc
- Totlcom Inc
- Totlcom Inc
- Totlcom Inc
- Touch-Tel Wireless
- Touchpoints Inc
- Tower Services
- Tower Telecom
- Tower Telecom USA Inc
- Town & Country Communication
- Townes Telecommunications Inc
- TPAC Of Miami
- TPG Communications
- TPS Group
- TPS Group
- Trackers Communications
- Trade Telecom Inc HSI
- Trademark Communication Svc
- Tradewinds Network Svc
- Tradewinds Site Management
- Tran Communications Inc
- Trans Communications Inc
- Trans-Border Teelcommunication
- Trans-Border Teelcommunication
- Trans-West Network Solutions
- Trans-West Network Solutions
- Trans-World Telecommunications
- Transamerican Telephone
- TRANSCOM Communications
- Transcom Inc
- Transcom Sales Inc
- Transcom Sales Inc
- Transera Communications Inc
- Transglobal Telecom Inc
- Transmission Facilities
- Transtel
- Transwell Communications Co
- TRC Telecom
- TRC Telecom
- TRI
- Tri Counties Telephone
- Tri County Communications LLC
- Tri County Communications LLC
- Tri County Telephone Co
- Tri County Telephone Membershp
- Tri State Telecommunications
- Tri-Counties Telephone
- Tri-Counties Telephone
- Tri-Power Group
- Tri-Power Group Inc
- Tri-Power Telecom
- Tri-Star Telecommunications
- Tri-State Communications Inc
- Tri-Tel Inc
- Triad Communications Inc
- Triad Telecom Inc
- Triangle Tel-Com Inc
- Tricom Technology Inc
- Tricom Telecomm
- Tricomm Services Corp
- Trien & Assoc Inc
- Trillion Communications Corp
- Trimm Inc
- Trinet Communications Products
- Trinet Systems Inc
- Trinity Group
- Trinity Telecom
- Trinity Wireless Towers
- Trinsic Inc
- Trinsic Inc
- Trion Communications Inc
- Triple S Telecommunication Co
- Tristar Telecom Inc
- Tristar Telecom LLC
- Trisys Telecom Inc
- Trisys Telecom Inc
- Tritek Telecom
- Tritium Card Svc Corporate
- Tritown Audio & Imports
- Trivergent Communications
- Trivergent Communications
- Trombley Group
- TRS
- TRS Inc
- Truclear Technologies
- True Blue Telecommunication
- Trytel Inc
- TSB Inc
- TSI & C Inc
- TSI & C Inc
- TSI & C Inc
- TSI Communications Inc
- TSI Telecommunications Svc
- TSS Telecomm Solution Svc
- TTI National
- TTI Newgen
- TTI Team Telecom Intl
- TTI Team Telecom Intl
- TTI Team Telecom Intl Inc
- TTS Business Svc
- TTS Business Svc
- Tts Business Svc LP
- Tucker Technology Inc
- Tucson Unified School District
- Tumbleweed Telecom
- Turner Telecom
- Turner Telecom
- Turnure Telecom LLC
- TVC Communications
- Tvs Electronics
- Twiford Consulting
- Twinstate Voice Data Video
- Twisted Pair Ecomm Solutions
- Two Way Telecom
- Tx-5004 Global TOWERS LLC
- Tyco Corp Telecom
- Tyco Electronics Inc
- Tyco Submarine Systems LTD
- Tyco Telecommunications
- Tyco Telecommunications
- U S Carriers Telecom
- U S Com
- U S Directory Assistance
- U S Edge Inc
- U S Exchange
- U S South Communications Inc
- U S Tech
- U S Wireless Communications
- UCI
- Uci Communications
- Ulticom Inc
- Ulticom Inc
- Ultra Clear Communication
- Ultra Telecom Inc
- Ultra Telecom Inc
- Ultra Telecom Inc
- UMATS Interactive Video Netwrk
- Under-Comm Inc
- Uni Tel Technologies Inc
- Unica
- Unified Tel Data
- Unified Teldata
- Unified Telecommunications
- Unified Telecommunications
- Unified Teledate Inc
- Unipress Software
- Unitec Hospitality Svc
- United Cabling Solutions
- United Communications Network
- United Telecom
- United Telecom
- United Telecom
- United Telecom
- United Telecom Inc
- United Telecom LLC
- United Telecom Svc
- United Telecom USA
- United Telecommunications
- Unitel
- Unitel
- Unitel Inc
- Univ-Memphis Extended Programs
- Universal Call Tel Comm
- Universal Call-N-Card
- Universal Communication
- Universal Communications Corp
- Universal Electronics Inc
- Universal Solutions
- Universal Tel Data Inc
- Universal Telcom Svc Inc
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom
- Universal Telecom Consulting
- Universal Telecom Inc
- Universal Telecom Svc
- Universal Telecom Svc
- Universal Telecommunication
- Universal Telecommunications
- Universal Telecommunications
- Universal Telemanagement Svc
- Universal Telephone Co LLC
- Unlimited Communication Svc
- Unplugged Telecom LLC
- Uphill Telecom
- Uplinx Technologies Inc
- Uptime
- Upton Group
- Ureach Technologies Inc
- Us Carrier Telcom LLC
- Us Exchange
- Us Exchange
- US Internetworking Inc
- Us Lec Of Florida Inc
- Us On Line
- Us Telecenters
- Us Telecom
- Us Telecom Group
- Us Telecom Inc
- Us Telecom Supply Inc
- Us Tower Corp
- Us West Communications
- US West Communications
- US West Communications
- US West Communications
- US West Communications
- Us West Communications Inc
- USA Companies
- USA Telcommunications Inc
- USA Telecommunications
- Usacom Consulting
- Usda Aphis Mrpbs Telecom
