Nationaal en internationaal
- Belgisch Instituut voor Postdiensten en Telecommunicatie (BIPT)
- European Conference of Postal and Telecommunications (CEPT)
- Koninklijke Unie van de Belgische Zendamateur (UBA)
- Vlaamse Radio Amateurs (VRA)
- Radioamateure der Belgischen Ostkantone (RBO)
- Radioamateurs du Luxembourg (RLX)
- Luxembourg Amateur Radio Union (LARU)
- Belgian Emergency Amateur Radio Services (B-EARS)
- Europese Radio Amateurs Organisatie (Eurao)
- International Telecommunication Union (ITU)
- International Amateur Radio Union (IARU)
- National Association for Amateur Radio (ARRL)
- Radio Amateur Satellite Corporation (AMSAT)
- Automatic Position Reporting System (APRS)
- Amateur Radio on the International Space Station (ARISS)
Bandplannen
- IARU Region 1 HF Band Plan
- IARU Region 1 VHF band plan
- IARU Region 1 UHF band plan
- IARU Region 1 SHF band plan
- IARU Region 1 µWave band plan
