- AAA - American Automobile Association
- AAR - American Association of Railroads
- AASHTO - American Association of State Highway and Transportation Officials
- FIT - Forest Industries Telecommunications
- MRFAC - Manufacturer's Radio Service
- SBE - Society of Broadcast Engineers
- NAB - National Association of Broadcasters
- NATE - National Association of Tower Erectors
- CEA - Consuner Electronics Association
- AFCCE - Association of Federal Communications Consulting Engineers
- TIA - Telefommunication Industry Association
- ITU - International Telecommunication Union
- CTIA - Cellular Telecommunications & Internet Association
- Safety Source - Safety Source Homepage
- Private Wireless Forum - A discussion group & information resource for progressive RF (wireless) communication professionals involved in the PRIVATE radio & commercial wireless industry.