Grupo de Discussão Oficial no Brasil

Haidong Gumdo Brasil no Orkut

The World Haidong Gumdo Federation

Asociación Mexicana de Haidong Gumdo

Canadian Haidong Gumdo Association

Australian Haidong Gumdo Association

USA Haidong Gumdo Association

European Haidong Gumdo Association

Deutcher Haidong Gumdo Bund

Nordic Haidong Gumdo Association

Association Belge de Haidong-Gumdo

Irish Haidong Gumdo Association

Swiss Haidong Gumdo Association

France Haidong Gumdo Association

Austrian Haidong Gumdo Association

Associazione Italiana de Haidong Gumdo

Asociación Española de Haidong Gumdo

Associação Nacional de Hapkido Tradicional