- AAA Messaging & Paging Service
 - Rancho Cucamonga - Access Audiotext Corporation
- Santa Monica - Registered service bereau offering premier pay-per-call products/services and custom programming. 900, 800, 011, 268, 809.
- Affinity Telecom International
- Banning - Communications broker offering domestic and international calling, callback, pre-paid callback, and calling cards.
- AllCom
- Rancho Cucamonga - Long distance, prepaid calling cards, international callback, toll fraud prevention, teleconferencing, paging, cellular, fax broadcast, etc.
- Bureau 21, Inc.
- San Marino - Offering domestic and international pay-per-call/audiotext programs.
- Cellular Fantasy
- Tarzana - Will activate your cellular phone or pager. Sells both cellular phones and pagers and all accessories for both items.
- CommWorld of Kern
- Bakersfield - Specialists in business communications and phone services, while also providing networking, cabling, and other business services. CommWorld are licensed AT&T and Toshiba dealers.
- DSG Technology, Inc
- Walnut - Manufacturer of IP and Internet telephony gateways including IPStar.
- InTune Telecom, Inc.
- Santa Monica - Offers residential and business calling plans and clear telephone-to-telephone connections over a fibre optic digital network via Interlink.
- Lantana
- Garden Grove - Telephone and data cable installation for business or home.
- Legacy Long Distance, Inc.
- Long Beach - Offers services for commercial and residential customers. Specializes in hotel/motel and health care service.
- Miralite Communications
- Newport Beach - MPEG2 DVB; converting analog satellite networks to digital - video, voice, and data.
- Mobius 1
- Woodland Hills - Offers unified messaging from e-mail, voice mail, and fax storage into one web-based Internet account. Includes personal 1-800 number with voice-to-text email retrieval and more.
- Panda Global Communications
- Santa Monica - Provides forwarding of U.S. toll free 800 numbers to any international destination and discounted international calling from any country in the world.
- Rotating Precision Mechanisms, Inc.
- Northridge - Manufacturer of antenna, radar, FLIR & sensor positioners, and controls.
- Telecommunications On Demand, Inc.
- Marina del Rey - Long distance brokerage connecting marketers with service providers.
- Temecula Valley Communications
- Temecula - Full service telecommunications company.
- Top Communications, Inc.
- El Monte - Office telephone systems, voicemail, security cameras, cellular phones and pagers, Panasonic videoconferencing systems and more.
- Vandewater Telecom
- Northridge - Installs, moves, upgrades and repairs telephone and voice/data cable systems for individuals and businesses.
- Vicomptel Computer & Telecommunication Inc.
- El Monte - Offers products, installation, and consulting services.
- Virtuosity Inc.
- Hollywood - California providers of Wildfire digital assistant. WWW design and implementation. virtual tools.
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