ØB was a founding member of the Sports Confederation of Denmark (1896) and the Copenhagen Football Association (1902).
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Østerbros Boldklub (also known as ØB) was a Danish sports club based in the Østerbro area of Copenhagen, active from 1894 to 1998.
Odense Boldklub | Lyngby Boldklub | Akademisk Boldklub | Herfølge Boldklub | Kjøbenhavns Boldklub | Vejle Boldklub | Vejle Boldklub Kolding | Amager Boldklub af 1970 |