Dachverband
EUCW (European CW Association)
Telegrafieclubs
C.T.C - Croatian Telegraphy Club
FISTS - The International Morse Preservation Society
FMC - Friends of S.F.B. Morse Club
FOC - First Class CW Operators' Club
GACW - Grupo Argentino de CW
GTC - Greek Telegraphy Club
HSC - Radio Telegraphy High Speed Club, deutsche Site
HSC - internationale Site sowie /VHSC/SHSC/EHSC
HTC - Helvetia Telegraphy Club
MEGS - Morse Enthusiasts' Group Scotland
OECWG - Ă–sterreichische CW Group
UFT - Der Telegrafieclub unserer französischen Funkfreunde