Logo or Club Colors Name City and State Founded Defunct Oberons WI, Milwaukee 1987 Approx 2000 OC Bears CA, Long Beach       OCHKK OK, Muskogee     Ochsen Garden GER, Munich     Oedipus MC CA, Los Angeles 1958     Offender Gespraechskreis SM GER, Berlin 1994     Officer's Club AK, Little Rock     Ohio Bears Ohio       Ohio Broncos OH, Cleveland       Ohio Kentucky boys of Leather   2007   Ohio Leather Social Club OH, Canton     Ohio SMART OH, Cleveland     Ohio Travelers MC Ohio     Ohio Valley Alternative Lifestyles Ohio     Oklahoma City Cave Bears OK, Oklahoma City     Oklahoma Dominants SIG Oklahoma     Oklahoma Leather Guard Oklahoma     Oklahoma Linemen Oklahoma 1985   Oklahoma Power Exchange Oklahoma 1997     O'Leather CA, Oakland       Olympian Cycle Corps TX, Dallas 1973   Omaha Meat Packers NE, Omaha 1972   Omaha Players Club NE, Omaha 1989   Omen   1990   Omikron IN, Indianapolis 1990     On Motor Club FR, Paris 1984     Ontario Leather Club NY, Buffalo 1974   Onyx IL, Chicago 1995   Onyx GA, Atlanta       Onyx NY, New York       Onyx West Coast       Onyx DC, Washington     Onyx Pearls (women)         Open Road Riders of Chicago (ORROC) IL, Chicago 1987   Orange Coast Leather Assembly (OCLA) California 1991   Order of Discipline and Service         Order of Marquis & Cheval MI, Novi     Oregon Bears OR, Portland     Oregon Guild of Activists in SM (ORGASM) OR, Portland 1989     Organization for the Study of Sadomasochism Netherlands, Amsterdam       Original Leathermasters Club of Los Angeles CA, Los Angeles     Orlando Power Exchange FL, Orlando       Ornery Women (OW) PA, Philadelphia     Osoriquences Puerto Rico     Osos Del Sol Bears Oklahoma 2002   Ottawa Knights CAN, Ottawa 1975   Outcasts CA, San Francisco 1984   Outer Limits, The (Women) WA, Seattle       Outrageous Women MA, Somerville     Ozark Mountain Bears Arkansas     Ozark Mountain Men Arkansas       Ozarks Regional MasT (ORMasT) Missouri       Oz Bears AU, Sydney 1991 1995