- A T & T Teleconference Svc
- Accutel Conferencing Systems
- Alcauter Telecommcation & Wrng
- All American Conferencing
- American Teleconferencing
- American Teleconferencing
- Avant Communications
- B T North Public Access
- Citizens Confrencing
- Citizens Confrencing
- CONFERENCINGCOMPANY.COM
- Designs On Sterling
- Designs On Sterling
- Gensys Technology Inc
- Gensys Technology Inc
- Global Conference Call
- Global Presentations
- GLOBALTEK Telecom
- Infinite Communications
- Infinite Conferencing
- Intercall
- Intercall
- Intercall
- Intercall
- Introcom Inc
- Konsultek
- MCI Conferencing
- MMS Communications Conslnts
- Multi-Point Communications
- Onesong Inc
- Polycom Inc
- Polycom Inc
- Polycom Inc
- Premiere Conferencing
- Premiere Conferencing
- Premiere Conferencing
- Premiere Conferencing
- Primus Telecommunications Inc
- Rauland Borg Corp
- Teleco Paw Multi Svc Inc
- Video Conferencing Ctr-Atlanta
- Visionary Productions
- World Class Conferencing
