Formed in 1967, the Warlock Motorcycle Club was one of the primary gangs in Pennsylvania. Warlock clubs have members who are mostly Vietnam veterans and mostly ride Harley-Davidson bikes.
Rebels Bikers Club was formed in 1969 in Australia by Clint Jacks under the name of Confederate. The bikers club have over 1000 members in Australia and has recently (in 2011) tried to set up a chapter in Australia.
A Canadian outlaw motorcyclist club, Devil Disciple, was formed in 1965. There was a time when Devil Disciple was one of Canada's most powerful motorcyclist clubs.
Formed in 1969, the Mongols motorcyclist group was formed in Montebello, California, and today has 2000 members internationally. It is the only motorcycle group in the world that charges a membership fee and follows a 70-page rule book.
An international motorcycle outlaw club was formed in 2002 in Germany and now expands through Asia, North America, and Europe. Black Piston Club members have to attend the weekly meetings and mandatory functions.
Hells Angels, the world's most renowned and biggest motorcycle club, was established in 1948, and since then, it has grown strongly and has over 6000 members and 467 chapters in 59 countries.
You can also create your own biker community with the help of RidingMoto. It is an international app used by millions of bike enthusiasts around the world.