Citizens Band, Acom, Alinco, Incorporated, Ameritron, AOR U.S.A., INC., Barker and Williamson Antennas and Accessories, Bencher Inc., Blue's Radio Stuff, Cushcraft Corporation, Expanded Spectrum Systems, F9FT

A.H. Systems, Aerial Oy, Aerialix, AerialScience.com, Aircom Inc., Allis Communications Co,.Ltd., Alyx Antenna Guide, Antenex, Inc., Antenna Factory Inc., Antenna Plus

Advantage Telcom, American Communications, E3Switch Corporation, FlexLight Networks, Inc, Guntermann & Drunck GmbH, networkStuff, OneAccess Networks, TechSAVE.com

ATM, Fiber Optics, ISDN, Accoda Ltd., AML Wireless Systems, Datax, Encore Networks, Golden Gate Telesystems, Hal-Tec Corporation, Hyperlink Technologies, Inc., Integral Access, Toner Cable, Unique Broadband Systems, Inc.

Manufacturing, Repairers and Refurbishers, Suppliers, Vendors

Manufacturing, Suppliers, MetaSwitch

Digital Recorders, Inc., Extel Communications, Harris Corporation, Inalp Networks, IPS, Tel2Com

Manufacturers, Suppliers

Manufacturing, Suppliers, Comfort Telecommunications

Advanced Digital Systems, Inc., Beijing Topcapital Technology Co. Ltd., Brand Communications Ltd., CBM of America, Inc., Cirronet Inc., Comtech M2M, ConiuGo GmbH, cStar Technologies Inc., Datalink Systems, Inc., Dataradio Inc.

On-Hold, Paging, Voicemail

Amplifiers, Components, Free Space Optical, Publications, Radios, Airlinks Networking, Airlinx Communications, Allied Enterprises, Aurimpex Technologies Inc., AVCOM of Virginia Incorporated, Axonn Corporation, BFi OPTiLAS, Comtech Telecommunications Corp., Continental Electronics Corporation, Eclipse Microwave, Inc.

Adcom-Bhs, Aeon Intercom, Allied Resources, Alpha Communications, American Tech Supply, American Telephone, Atkinson Dynamics, Barnett Engineering Ltd., BECO Manufacturing Corp., Bit-E-Byte

AAE Systems, Inc., AAVAC Communications, Able Engineering, Advanced Switch Technology, Advantech, Aerial World, AimSat, American Antenna, Amersham Aerial Fix, Astrotel Europe

Pay Phones, Wired Phones, Wireless Phones, Able Comm, Advanced American Telephones, Freetronic Corporation, Phones and Stuff, Qiao Xing Universal Telephone, Inc., Teledynamics, Tone Commander, TSI

Fiber Optic, Wireless, A8619 Protocol Test System, Acterna, Aegis, AGM Elettronica, Allied Analogic, American Reliance, Ameritec, Applied Signal Technology, Inc., Arca Technologies, Blazar Technologies

Lighting, Manufacturers, A & W Communications, Inc., AAT Communications Corporation, Acadiana Towers, American Tower Corporation, Antena, Antenna ID Products, Austin Insulators, Badger Towers, Berkana Productions, Cal-North Cellular Towers

Infrastructure, Ace Suppliers, AF CommSupply, Airwave Technologies Inc., Almipa Limited, Alpha Delta Communications, Alpha-Omega Communications, Alvarion, Amafone, AND Group, Andrew Corporation