| FIFA Refereeing | Switzerland | Global | The world's ultimate governing body for match officials. | Visit |
| UEFA Referees | Switzerland | Europe | Manages UCL and Euro Championship officials. | Visit |
| CONMEBOL Arbitraje | Paraguay | S. America | Oversees high-tension Copa Libertadores officiating. | Visit |
| CONCACAF Refereeing | USA | N. America | Home to the Center of Refereeing Excellence (CORE). | Visit |
| AFC Referees | Malaysia | Asia | Covering the world's largest geographical area. | Visit |
| CAF Refereeing | Egypt | Africa | Leading the professionalization of refs across Africa. | Visit |
| OFC Refereeing | New Zealand | Oceania | Supporting development for island nation officials. | Visit |
| PGMOL | England | Europe | The premier body for professional English officials. | Visit |
| AIA Italy | Italy | Europe | One of the most prestigious academies in history. | Visit |
| CTA Spain | Spain | Europe | Technical committee for La Liga match officials. | Visit |
| DFB-Schiedsrichter | Germany | Europe | Includes a database of over 50,000 registered refs. | Visit |
| KNVB Dutch Referees | Netherlands | Europe | The pioneers behind original VAR testing protocols. | Visit |
| FFF Arbitrage | France | Europe | Focused on integrating VAR across all elite tiers. | Visit |
| PZPN Sędziowie | Poland | Europe | Produced 2022 World Cup Final ref Szymon Marciniak. | Visit |
| APAF Portugal | Portugal | Europe | Professional protection body for Portuguese refs. | Visit |
| HNS Referees | Croatia | Europe | Developing talent to match the national team's success. | Visit |
| Scottish FA Referees | Scotland | Europe | Maintains high-level independence from league teams. | Visit |
| FAW Referees | Wales | Europe | Covers development from grassoots to international. | Visit |
| SFV/ASF Referees | Switzerland | Europe | Swiss-led training programs at the heart of Europe. | Visit |
| TFF MHK | Turkey | Europe | Known for rigorous central refereeing board oversight. | Visit |
| SvFF Domare | Sweden | Europe | Features transparent referee grading and reports. | Visit |
| DBU Dommere | Denmark | Europe | Innovative focus on youth referee mentorship programs. | Visit |
| ÖFB Schiedsrichter | Austria | Europe | Rich history of technical training in Central Europe. | Visit |
| IFA Referees | N. Ireland | Europe | Historical pioneer in officiating standardizations. | Visit |
| NFF Dommere | Norway | Europe | Top-tier development for female international officials. | Visit |
| FRF Arbitri | Romania | Europe | The CCA Commission oversees all national growth. | Visit |
| BFS Referees | Bulgaria | Europe | Specialized clinics for high-pressure match scenarios. | Visit |
| FACR Rozhodčí | Czechia | Europe | Strong lineage of elite Champions League officials. | Visit |
| MLSZ Játékvezetők | Hungary | Europe | Famous for producing Viktor Kassai. | Visit |
| EPO Referees | Greece | Europe | Focuses on elite training for professional tiers. | Visit |
| PRO (MLS/NWSL) | USA | N. America | The professional standard for North American leagues. | Visit |
| US Soccer Referees | USA | N. America | The governing body for the official referee pathway. | Visit |
| FMF Arbitraje | Mexico | N. America | The massive technical committee of the Mexican FA. | Visit |
| Canada Soccer | Canada | N. America | Oversees refereeing for the Canadian Premier League. | Visit |
| FCRF Arbitraje | Costa Rica | N. America | Regional leader in VAR education for Central America. | Visit |
| FEPAFUT | Panama | N. America | Expanding referee academy for youth officials. | Visit |
| CBF Arbitragem | Brazil | S. America | Managing match officials across the massive Brazilian tiers. | Visit |
| AFA Arbitraje | Argentina | S. America | Historical power producing multiple WC Final refs. | Visit |
| AUF Arbitraje | Uruguay | S. America | A small nation with a huge global officiating footprint. | Visit |
| FCF Arbitraje | Colombia | S. America | Rigorous standards for physically elite officials. | Visit |
| ANFP Arbitraje | Chile | S. America | Known for modernized electronic tracking of refs. | Visit |
| FEF Arbitraje | Ecuador | S. America | High-altitude training specialists. | Visit |
| FPF Arbitraje | Peru | S. America | Direct oversight of Liga 1 officials. | Visit |
| FBF Arbitraje | Bolivia | S. America | Officiating specialists for unique environmental conditions. | Visit |
| JFA Referees | Japan | Asia | World-class technical discipline and training methods. | Visit |
| KFA Referees | South Korea | Asia | Top Asian nation for elite referee academy growth. | Visit |
| Football Australia | Australia | Asia | Home to a world-leading centralized VAR bunker. | Visit |
| SAFF Referees | Saudi Arabia | Asia | Significant investment in professionalizing the local core. | Visit |
| QFA Referees | Qatar | Asia | High-tech infrastructure from the 2022 World Cup. | Visit |
| UAEFA Referees | UAE | Asia | Hosts major international refereeing seminars. | Visit |
| FFIRI Referees | Iran | Asia | Rich history of technical excellence in match control. | Visit |
| NZF Referees | New Zealand | Oceania | Leading development in the Oceania region. | Visit |
| FRMF Morocco | Morocco | Africa | African leader in VAR facility development. | Visit |
| SAFA Referees | South Africa | Africa | Governing body for Southern Africa's pro officials. | Visit |
| EFA Egypt | Egypt | Africa | Oversees officials for the historic Egyptian Premier League. | Visit |
| FECAFOOT | Cameroon | Africa | Traditional power in elite physical training for CAF. | Visit |
| NFF Nigeria | Nigeria | Africa | Managing development in a massive domestic market. | Visit |
| GFA Ghana | Ghana | Africa | Recently implemented strict ethics and integrity modules. | Visit |
| FSF Senegal | Senegal | Africa | Focuses on talent scouting for the next CAF elite cycle. | Visit |
| FTF Tunisia | Tunisia | Africa | High-level technical training for North African tiers. | Visit |