Internationale Regulierungsbehörden
Die International Telecommunication Union führt auf ihrer Website ein Adressbuch regulatorischer Institutionen.
| Australien | Australian Communications and Media Authority (ACMA) |
| Belgien | Cabinet du Ministre des Télécommunications et des Entreprises et Participations publiques |
| Belgien | Belgian Institute for Postal services and Telecommunications (IBPT) / Institut Belge des Services Postaux et de Télécommunications (BITP) |
| Bulgarien | Ministry of Transport, Information Technology and Communications (MTITC) |
| Bulgarien | Communications Regulation Commission (CRC) |
| Dänemark | European Communications Office (ECO) |
| Dänemark | Ministry for Science, Technology and Innovation / Ministeriet for Videnskab Teknologi og Udvikling |
| Dänemark | National IT and Telecom Agency (NTA) / Telestyrelsen |
| Deutschland | Bundesministerium für Wirtschaft und Technologie (BMWi) |
| Deutschland | Bundesnetzagentur (BNetzA) |
| Estland | Technical Surveillance Authority / Tehnilise Järelevalve Amet (TJA) |
| Estland | Estonian Competition Authority (ECA) / Konkurentsiamet |
| Finnland | Finnish Communication Regulatory Authority (FICORA) / Kommunikationsverket |
| Frankreich | Autorité de Régulation des Communications électroniques et des Postes (ARCEP) |
| Griechenland | National Telecommunications and Post Commission (EETT) |
| Großbritannien | Office of Communications (Ofcom) |
| Irland | Commission for Communications Regulation (ComReg) |
| Island | Post- and Telecom Administration (PTA) / Póst- OG Fjarskiptastofnun |
| Italien | Autorità per le Garanzie nelle Comunicazioni (AGCOM) |
| Japan | Ministry of Internal Affairs and Communications (MIC) |
| Kanada | Canadian Radio-television and Telecommunications Commission (CRTC) / Conseil de la radiodiffusion et des télécommunications canadiennes |
| Kanada | Industry Canada / Industrie Canada |
| Kroatien | Croatian Post and Electronic Communications Agency / Hrvatska Agencija Za Poštu I Elektroničke Komunikacije (HAKOM) |
| Lettland | Public Utilities Commission (PUC) / Sabiedrisko pakalpojumu regulēšanas komisija (SPRK) |
| Lettland | Telecommunications Tariff Council |
| Lettland | Ministry of Transport - Communications Department / Satiksmes ministrijas |
| Liechtenstein | Amt für Kommunikation (AK) / The Office for Communications |
| Litauen | Ministry of Transport and Communications - Department of Communications / Susisiekimo Ministerija |
| Litauen | Communications Regulatory Authority / Ryšių reguliavimo tarnyba (RRT) |
| Luxemburg | Institut Luxembourgeois de Régulation (ILR) |
| Malta | Ministry for Infrastructure, Transport & Communications / Ministeru għall-Infrastruttura, Trasport u Komunikazzjoni (mitc) |
| Malta | Malta Communications Authority (MCA) |
| Mazedonien | Agency for Electronic Communications (AEC) |
| Niederlande | Independent Post and Telecommunications Authority / Onafhankelijke Post en Telecommunicatie Autoriteit (OPTA) |
| Norwegen | Norwegian Post and Telecommunications Authority / Post- og teletilsynet (NPT) |
| Polen | Office of Communications / Urząd Komunikacji Elektronicznej (UKE) |
| Portugal | Autoridade Nacional de Comunicações (ANACOM) |
| Rumänien | General Direction for Legislation and Licenses in Communication |
| Rumänien | Ministry of Communications and Information Technology / Ministerul Comunicaţiilor şi Societăţii Informaţionale (MCSI) |
| Rumänien | General Direction for Communication Development Strategy |
| Rumänien | National Authority for Management and Regulation in Communications / Autoritatea Nationala pentru Administrare si Reglementare in Comunicatii (ANCOM) |
| Schweden | The Swedish Post and Telecom Agency / Post- och telestyrelsen (PTS) |
| Schweiz | Bundesamt für Kommunikation (BAKOM) / Federal Office of Communications |
| Schweiz | Eidgenössische Kommunikationskommission / La commission fédérale de la communication (ComCom) |
| Slowakei | Ministry of Transport, Posts and Telecommunications of the Slovak Republic / Ministerstvo dopravy, pôšt a telekomunikácií (MDPT) |
| Slowakei | Telecommunications Regulatory Authority of the Slovak Republic / Telekomunikačný úrad Slovenskej republiky (TU SR) |
| Slowenien | Post and Electronic Communications Agency of the Republic of Slovenia / Agencija za pošto in elektronske komunikacije Republike Slovenije (APEK) |
| Spanien | Telecommunications Market Commission / Comisión del Mercado de las Telecommunicaciones (CMT) |
| Tschechien | Czech Telecommunication Office / Český telekomunikační úřad (CTU) |
| Türkei | Information and Communication Technologies Authority / Bilgi Teknolojileri ve İletişim Kurumu (BTK) |
| Ukraine | National Communications Regulation Commission (NCRC) |
| Ungarn | Government Commissioner's Office for Infocommunication Technologies (ICT) Prime Minister's Office |
| Ungarn | National Media and Infocommunications Authority / Nemzeti Média- és Hírközlési Hatóság (NMHH) |
| USA | Federal Communications Commission (FCC) |
| Zypern | Ministry of Communications and Works - Department of Electronic Communications |
| Zypern | Office of the Commissioner of Electronic Communications and Postal Regulation (OCECPR) |