| 4G Americas | http://www.4gamericas.org/ |
| African Telecommunication Union (ATU) | http://www.atu-uat.org/ |
| Alliance for Telecommunication Industry Solutions (ATIS) | http://www.atis.org/ |
| American Radio Relay League Incorporated (ARRL) | http://www.arrl.org/ |
| Association of Telecommunication Undertakings of the Andean Sub-Regional Agreement (ASETA) | http://www.aseta.org/ |
| Caribbean Association of National Telecommunications Organizations (CANTO) | http://www.canto.co.cu/ |
| Caribbean Central American Action (CCAA) | http://www.c-caa.org/ |
| Caribbean Telecommunication Union (CTU) | http://www.ctu.int/ |
| CDMA Development Group | http://www.cdg.org/ |
| European Conference of Postal and Telecommunications Administrations (CEPT) | http://www.cept.org/ |
| European Telecommunications Standards Institute (ETSI) | http://www.etsi.org/ |
| Global VSAT | http://www.gvf.org/ |
| Ibero-American Association of Telecommunications Research and Enterprises (AHCIET) | http://www.ahciet.org/ |
| International 450 Association (IA-450) | http://www.450world.com/ |
| International Amateur Radio Union, Region 2 (IARU-2) | http://www.iaru.org/ |
| International Astronautical Federation (IAF) | http://www.iafastro.com/ |
| International Civil Aviation Organization (ICAO) | http://www.icao.org/ |
| International Maritime Organization (IMO) | http://www.imo.org/ |
| International Mobile Satellite Organization (IMSO) | http://www.imso.org/ |
| International Organization of Aeronautical Telecommunications (SITA) | http://www.sita.aero/ |
| International Telecommunication Users Group (INTUG) | http://www.intug.org/ |
| International Telecommunications Satellite Organization (ITSO) | http://www.itso.int/ |
| International Telecommunications Union (ITU) | http://www.itu.int/ |
| Internet Corporation for Assigned Names and Numbers (ICANN) | http://www.icann.org/ |
| Internet Society (ISOC) | http://www.isoc.org/ |
| Pacific Telecommunication Council (PTC) | http://www.ptc.org/ |
| Regional Commonwealth in the Field of Communications (RCC) | http://www.en.rcc.org.ru/ |
| Telecommunication Industry Association (TIA) | http://www.tiaonline.org/ |
| Telecommunications Regional Technical Commission of Central America (COMTELCA) | http://www.comtelca.org/ |
| Unión Postal de las Américas, España y Portugal (UPAEP) | http://www.upaep.com.uy/ |
| Universidad Distrital Francisco José de Caldas de Bogotá, Colombia | http://www.udistrital.edu.co/ |
