Logo or Club ColorsNameState/CountryCityFoundedDefunct 
Magnum Club ItalyItaly
Main PainGER Frankfurt1992
Mainely BearsMaine
Mall City CruisersMI Kalamazoo
Manchester Super ChainENG Manchester1983
Manitoba BearsCAN Manitoba
Mannheim BearsGermany
Mansfield BucksVT Burlington
MasTGa Atlanta
MasTMA Boston
MasTNew Jersey2001
MasTIL Chicago1988
MasTOH Cincinatti
MasT (Gay Male)DC Washington1999
MasT (Pansexual)DC Washington
MasT Greater LACA Los Angeles
MasTHampton Roads
MasTTX Houston
MastFL Jacksonville2003
MasTMO Kansas City2003
MasTCA Los Angeles
MasTNV Las Vegas
MasTMN Minneapolis
MasTOklahoma
MasTLA New Orleans
MasTPA Philadelphia
MasTAZ Phoenix
MasTVA Richmond
MasTCA San Francisco1999
MasTMaine
MasTNC Triad
MasTAZ Tucson
MatesMA Providence1994Yes
MavericksNM Santa Fe
MC Faucon MontrealCAN Montreal
MC KenoCAN Montreal1970-11-01 00:00:00
MC MilanoGermany
MC Rhone AlpesFR Lyon
Mecs en CaoutchiucFr Dammie Les Lys1994
Meitsters Der MannerFl Orlando1977
Melbourne Bondage ClubAU Melbourne1990
Melbourne Leather MenAU Melbourne1991
Memphis Bears
Memphis L/L AllianceTN Memphis1992
Memphis Power ExchangeTN Memphis
Men Bound by LeatherCA Los Angeles
Men in BootsCAN Vancouver1985
Men of DisciplineCA San Francisco
Men of DisciplineDC Washington
Men of Dungeons
Men of LeatherTN Memphis
Men of LeatherAU Melbourne
Men Of PhoenixRhode Island20032006
Men of Renowned Edgeplay (MORE)Co Denver
Men of RubberIL Chicago1996
Men Shaving MenCAN Vancouver1989
MenamoreNC Wilmington1989January 23, 2007
Mens Club ArhusDenmark1978
 Men's Welcoming CommitteeWA Seattle
Metro BearsNY New York1995
Metro Leather SocietyMI Royal Oak1993
Mi Chat OhsOhio
Michigan RopeMI Detroit
Mid America Fists in Action (MAFIA)Il Chicago1979
Mid Michigan Bears1994 
Mid America Conference of Clubs (Originally Midwest)IL Chicago1973
Midlands Power ExchangeSC Columbia
Midlands Communication NetworkNE Omaha
Midnight Leather ClubNY Penfield
Midnight Police leather SocietyNY Rochester1988
Midwest Bear PackIN Indianapolis
Mike's MenMA Boston1989
Mile High HandballersColorado
Military & Police Uniform AssociationCA West Hollywood
Militia MCVA Norfolk1975
Milwaukee Bondage ClubWI Milwaukee1990
Milwaukee KnightsWI Milwaukee
MinersScotland Grenock
Mini Bikes MCLA New Orleans1975
Minnesota Leather Den (women)MN Minneapolis19921996 Underground
Minnesota Leather EncounterMN Minneapolis1992
Minnesota MaraudersMN Minneapolis1979
Minnesota NorsemenMinnesota1975
Minnesota Power ExchangeMinnesota
Minnesota Stocks, Debentures and Bonds (MSDB)Minnesota1999
Minnesota Storm PatrolMN Minneapolis2003
Minotaurs BCNH Concord
MisfitsTX Houston1992
Mississippi Alternative Social Kinks (MASK)Mississippi
Missouri Association of ClubsMissouri1977
MLC MunchenGER Munchen
MLC VenetoBedin
MLLAFL Lakeland
MOB New England (women)MA Boston
Mobile Man Van ClubMi Detroit1977
Monterey DonsCalifornia1973
Mooncussers MCMA Provincetown
Moonlight Leather Association of the Deaf (MLAD)CA San Diego1991
Moonshine BearsKentucky
Moor CocksNew York1985
Mortifoto (scat)Holland Haag
MotivationEngland
Moto Leather Club VenetoItaly Veneto
Motor City BearsMi Detroit1989
Motorcity Men of LeatherMi Detroit1989
Motorcyclemen of New MexicoNM Albuquerque1981
Mountain Men of LeatherCo Denver1977
Mountain State BearsWV Charleston
Mountain State KnightsWest Virginia
Moving ViolationsMA Boston
MP BandsCA Canoga Park
MPs Northeast MA Lowell
MS AmsterdamAmsterdam1970
MS Panther Cologne GermanyGermany1974
Ms Rocky Mountain Leather AssociationCO Denver19851986
MS Rotterdam
MSC - MSCEngland
MSC (SW)netherlands
MSC BarcelonaEngland
MSC BelgicaBelgium19711977
MSC BelgiumBelgium1977
MSC BerlinGER Berlin1974
MSC BournemouthEngland
MSC East MerciaGermany1982
MSC FinlandFinland1976
MSC FrankfurtGER Frankfurt
MSC GroningenNetherlands1976
MSC HallanshireEngland
MSC HamburgGER Hamburg1974
MSC HannoverGermany
MSC Koln
MSC IcelandIceland1985
MSC LondonENG London1973
MSC MadridSpain
MSC Midland LinkUK Worchester1974
MSC NortheastEngland
MSC NorthwestEngland1975
MSC Pennine ChainUK Chesire1974
MSC Rheim MainGermany1971
MSC Rote Erde
MSC ScotlandScotland1974
MSC SolentUK SOlent
MSC Southwest
MSC SudwestGermany
MSC Suisse RomandeLausanne1981
MSC TorontoCAN Toronto
MSC VikingKoln
Mud BuddiesCA San Diego
Mud Men (changed name to Sludgemasters)TX Houston1994
Munchner Leder ClubNY Nova1975
Munich BearsGER Munich
Munich Leather ClubGER Munich
Muscle MatesNY New York
Music City BearsTN Nashville
MustangTX Houston
Myrtle Beach KinkNC Myrtle Beach
MythosCAN Calgary2002