O!      (West Australia)

Oaf   (Canada - BC, Vancouver)

Obedience  (US - TX,  Austin)

Ob'ekt Nasmeshek   (USSR)

Oberkampf  (France - Paris)

Obituaries  (US - OR, Portland)

Objects  (US - NH, Portsmith)

The Objekts  (UK - Brighton)

Objetivo Perdido  (Spain - Valladolid)

Oblivionation  (US - MA, Boston/Lowell)

Obscene Females   (UK - Barton-upon-Humber)

Observers Observing Observables (US - IN, W.Lafayette)

Obsessione   (Italy)

Obsessions    (US)

The Obtainers  (UK - Horley)

Occult Chemistry   (US)

Ocean Zoo   (Philippines)

Ocho Bolas   (Chile - Valparaiso)

October Days   (US - CT, Hartford)

October Faction  (US - CA, Los Angeles)

Odd Man Out   (US - CA, San Jose)

Odd Man Out  (US - WA, Olympia)

The Odds   (US - CA, Sunland)

The Odds   (UK - Hull)

The Odds   (US - CA, San Diego)

L' Odi Social  (Spain - Barcelona)

Odin  (US - CA, Oakland)

Odin  (Australia & New Zealand)

Odin  (Brazil)

Odin (Portugal)

Odious Perdition  (UK - Basingstoke/Tadley)

Odisea del Crimen   (Chili - Santiago)

Odvážní Bobříci   (Czechoslovakia)

Offbeats   (US - OH, Mentor)

The Offbeats (New Zealand - Wellington)

The Offbeats (UK - Medway)

Offenders  (US - TX, Killeen --> Austin)

Offensive (France - Villerupt)

Offensive (Spain)

Offensive Herbst 87    (W. Germany - Verden)       

Offensive Weapon   (UK - Wales)

Offensor    (Brazil - Belo Horizonte)

The Offs  (US - San Francisco, CA -->NY)

The Offspring (US - CA, Los Angeles)

Offspring  (United Kingdom)

Ogräs   (Sweden)

OOF  (US - NY)

Oh' Dev   (Netherlands - Venlo)

OHL   (West Germany - Cologne)

OHM   (Denmark - Copenhagen)

Oilbag  (UK - London)

The Ohms   (US - NY, Syracuse)

Oi Polloi  (UK - Scotland, Edinburgh)

Oigasm   (Netherlands - Nunspeet)                        

Oil Tasters   (US - WI, Milwaukee)          

Oily Bloodmen   (US - OR, Portland)

Ojo  Por Ojo    (Mexico City)

O.K. Korral   (Spain)

O!Kult   (Yugoslavia)

Okres   (Poland - Ostrow)

OLD   (US - NJ, Bergenfield)

Old City  (US - OR, Portlans)

Oldfashioned Ideas  (US - CA, San Francisco)

The old Firm Casuals

“O” Level   (UK - London)

Olho Seco   (Brazil - São Paulo)

Les Olivensteins   (France - Rouen)

Olora A Muerte  (US - NY)

Los Olvidados   (US - CA, San Jose)

Olympic Sideburns   (Australia - Melbourne, VIC)

Olivop   (Italy)

Omega Tribe   (US - New Barnet)

Omit Vomit  (Japan)

The Omlits   (US -  CA, Anaheim)

Onaweta   (New Zealand - Wellington)

Oncle Slam   (France - Pau Lescar)

Ona Snop  (UK - Leeds)

On Edge   (US - Washington D.C.)

P.S. O'Neill  (US -  WA, Olympia)

On Parole   (UK - Scotland, Livingstone)

One Last Wish   (US - Washington D.C.)

One Million Bulgarians  (Poland - Rzeszów)

The Ones  (US - WI, Milwaukee)

One Size Fits All   (Japan)

Onward    (Norway - Oslo)

One Way System   (UK - Fleetwood)

The Onion Dolls   (Belgium - Aalst)

Rev Norb and The Onions  (US)

The Onlookers   (UK - London)

Only Alternative   (UK - London)

Only The Lonely  (Sweden)

The Only Ones   (UK - London)

Onna   (Japan - Tokyo)

Onslaught   (UK - Bristol)

Onslaught   (US - Hertfordshire)

Ouch!   (Japan)

Our Gang   (US - NYC)

Our Neighbors Suck  (US - AZ, Phoenix)

Our War    (Canada)

The Out Group  (US - NJ, Madison)

Out Cold   (US - MA, Dracut)

Out of Date   (Japan)

Out of Order   (US -  IL, Chicago)

Out of Order   (W. Germany - Herford)

Out on Blue Six   (UK - Manchester)

Outbreak  (Germany)

Outburst   (US - NYC)

The Outs  (US)

The Outcasts   (UK - N. Ireland)

Outcry   (US - MN, Minneapolis)

The Outlets  (US - MA, Boston)

The Outnumbered   (US - IL, Champaign)

Outo   (Japan - Osaka)

Outo Elämä   (Finland - Joensuu)

Outo Syojodan   (Japan)

Outpatients   (US - MA, Westfield)

Outrage   (UK - Sunderland)

Outrage   (US - New England)

Outrage Rébellion   (France - Bézier)

Outrageous   (Netherlands)

The Outsiders (UK - London)

Outspoken   (US - CA, Huntington Beach)

The Outta Place  (US - NYC)

The Outta Sorts  (US - CA)

Ovaltinees   (United Kingdom - London)

Overbite   (Republic Of Ireland, Galway)

Ovenmen  (United States - NYC)

Overdose   (Norway - Bergen)

The Overrides  (US - CA)

Overthhhrow   (Spain - Banyoles)

O Veux   (Belgium - Hasselt)


Overwhelming Colorfast   (US)

Ox   (France - Le Havre)

O.X. Pow   (Spain - Madrid)

Oxbaker   (Canada - Ontario, St. Thomas)

Oxenschwanz   (W. Germany - Hamburg)

Oxbow    (US - CA, San Francisco)

Oxymoron  (Germany)

OXZ   (Japan)

The Oysters   (US - MA, Boston)

The Ozzfish Experience  (US - IL, S. Holland)

Ozzie   (United States - CA, Sacramento)



Open Sore   (UK - Slough)

Open Wounds   (Holland - Amsterdam,)

Open Your Eyes    (US)

Opera   (Poland - Torun)

Opera   (France)

Opera Lu   (Yugoslavia)

Operation Ivy   (US - CA, Berkeley)

Opinião Pública   (Portugal - Lisbon)

Opposition Party   (Singapore)

Opposizione   (Italy)

The Oppressed (UK - Cardiff, Wales)

Oppressive Nightmare   (Italy)  

Oppslutning   (Norway)

Opozicion   (Colombia)

Optalidon   (Spain)

Option   (US - PA, Scranton)

Opus   (US - CA, Los Angeles)

Oral   (Sweden - Borås)

Orchestral Manoeuvres In The Dark (UK - Liverpool)

The Orange Donuts(US - MO, Kansas City)

Orb  (US)

Orbits    (US - NY, Brooklyn)

The Orbits   (US - WI, Milwaukee)

Orchestre Rouge   (France - Rennes)

Orchestral Manoeuvers In The Dark   (UK)

Orchid   (US - MA, Amherst)

L Orchidée   (France - Nantes)

Organa  (Germany - Bielefeld)

Øresus   (Norway - Telemark)

Orden Mundial (Spain - Palma, Mallorca)

Order of yDeca  (Australia - Adelaide, SA)

O rang   (UK)

O. Rex   (US -  NY, Brooklyn)

Organum  (UK)

Original Disease   (France - Besançon)

Original Sin  (UK)

Orlík  (Czechoslovakia)

Ornamental   (UK)

The Oscillators  (UK - Harrogate)

Oslo Børs   (Norway)

Osmantikos   (Malaysia)

Dieter Osten   (US -  NYC)

Ostikada  (Spain - Oiartzun)

Otakt   (Sweden)

Otras Voces   (Spain - Manresa)

Otroci Socializma   (Yugoslavia)

Otto's Chemical Lounge  (US - MN, Minneapolis)