| Club | Note |
| AGCW-DL (Activity Group CW) | |
| Clipperton DX Club (CDXC) | |
| Croatian Digital Group (CDG) | |
| European PSK Club | # 3751 |
| European ROS Club (ERC) | |
| Feld Hell Club | |
| FT8 Digital Mode Club (FT8DMC) | |
| Grupo Argentino de CW GACW | |
| International Morse Preservation Society aka FISTS CW Club | |
| Mediterraneo DX Club (MDXC) | |
| Reseau des Emetteurs Français (REF-Union) | |
| S5 QRP Club | |
| Sixclub Six Meters World Wide | |
