- ConferenceCall.com
 - Carrollton - Full-service teleconferencing including reservationless, operator-assisted, and web presentation services. - IWL Communications@
- Dallas
- Alexander Resources
- Dallas - Information on market research, consulting services, and educational seminars for wireless communications.
- Fujitsu Network Communications (FNC)
- Richardson - Develops and manufactures broadband transmission and switching technologies that deliver voice, video, and data services.
- Customphonecard.com
- Dallas - Offers custom prepaid rechargeable long distance phone cards with no minimum quantities.
- Aurastar Information Systems, Inc.
- Dallas - Specialises in providing software products and regulatory consulting services for the planning of telecommunications infrastructures worldwide.
- IDB Systems
- Carrollton - Satellite communications systems provider for broadcast and telecom.
- Intellicall, Inc.
- Carrollton - Manufacturer of intelligent payphones and service provider to the pay phone industry.
- Malouf Engineering Intl.
- Richardson - Specialising in telecommunication structures.
- Centerpointe Communications
- Arlington - Offers wireless tower sites and facilitates antennae installation.
- TXU Communications
- Dallas
|
