| M83 | Before the Dawn Heals Us |
| Madonna | Like A Prayer |
| Madonna | Ray of Light |
| Madonna | S/T |
| Madonna | The Immaculate Collection |
| Magic Sound Fabric | Freedom Star |
| Magneta Lane | The Constant Lover EP |
| Magnetic Fields | 69 Love Songs Disc's 1 - 2 - 3 |
| Magnetic Fields | Get Lost |
| Magnetic Fields | Connectivity |
| Mahogany | Holiday |
| Mamma's & the Pappa's, The | The Mamma's & the Pappa's |
| Margot and the Nuclear So & So's | The Dust of Retreat |
| Maria Taylor | 11:11 |
| Maria Taylor | Lynn Teeter Flower |
| Marilyn Manson | Antichrist Superstar |
| Marilyn Manson | Golden Age of Grotesque |
| Marilyn Manson | Mechinal Animals |
| Marilyn Manson | Portrait of An American Family |
| Marilyn Manson | Smells Like Children |
| Marilyn Manson | Eat Me, Drink Me |
| Marissa Nadler | Ballads of Living and Dying |
| Marissa Nadler | Saga of Mayflower May |
| Massive Attack | 100th Window |
| Massive Attack | Blue Lines |
| Massive Attack | Mezzanine |
| Matchbox 20 | Mad Season |
| Matchbox 20 | More Than You Think You Are |
| Matchbox 20 | Yourself or Someone Like You |
| Matthew Sweet | 100% Fun |
| Matthew Sweet | Girlfriend |
| Mazzy Star | She Hangs Brightly |
| Mazzy Star | So Tonight That I Might See |
| Meat Beat Manifesto | Original Fire |
| Mediæval Bæbes, The | The Rose |
| Meg Baird | Dear Companion |
| Mentallo and the Fixer | Return to Grimpen Ward |
| Mephisto Walz | Crocosmia |
| Mephisto Walz | Immersion |
| Mephisto Walz | Insidious |
| Mephisto Walz | Mosaique |
| Mephisto Walz | Terra Regina |
| Mephisto Walz | Thalia |
| Merrick | Drive Around A Lot Hard And Fast Driving Club |
| Merrick | Merrick |
| Metallica | ...And Justice For All |
| Metallica | Kill 'Em All |
| Metallica | Master of Puppets |
| Metallica | Ride the Lightning |
| Metallica | Metallica |
| Metric | Live it Out |
| Mew | Frengers |
| Mew | Glass Handed Kites |
| MF Doom | Are Madvillian |
| MF Doom | MMFood |
| Mighty Six Ninety | Cheers to the Bitter End |
| Mighty Six Ninety | Mmiv |
| Michelle Branch | Hotel Paper |
| Michelle Branch | The Spirit Room |
| Miles Davis | Sketches of Spain |
| Milla Jovovich | The Divine Comedy |
| Ministry | The Mind is a Terrible Thing to Taste |
| Minnie Driver | Everything I've Got In My Pocket |
| Minnie Driver | Sea Stories |
| Miranda Sex Garden | Fairytales of Slavery |
| Miranda Sex Garden | Suspiria |
| Mirah | Small Sale 7-inch EP |
| Mistle Thrush | She is a Flower |
| Mission of Burma | Onoffon |
| Mission of Burma | Signals, Calls, and Marches |
| Moby | 18 |
| Moby | Hotel |
| Moby | Play |
| Modern English | After the Snow |
| Modern English | Mesh and Lace |
| Modern English | Ricochet Days |
| Modest Mouse | Good News for People That Love Bad News |
| Modest Mouse | The Moon & Antarctica |
| Modest Mouse | This is a long drive for someone with nothing to |
| Mogwai | Come on Die Young |
| Mogwai | Happy Songs for Happy People |
| Mogwai | Mr. Beast |
| Mogwai | Rock Action |
| Mojave 3 | Spoon and Rafter |
| Moloko | Do You Like My Tight Sweater |
| Monkeys, The | Greatest Hits |
| Mono | You Are There |
| Morcheeba | Fragments of Freedom |
| Morcheeba | Who Can You Trust |
| Morrissey | Beethoven Was Deaf |
| Morrissey | Bona Drag |
| Morrissey | Kill Uncle |
| Morrissey | Maladjusted |
| Morrissey | My Early Burglary years |
| Morrissey | Southpaw Grammer |
| Morrissey | Vauxhall and I |
| Morrissey | Viva Hate |
| Morrissey | World of Morrissey |
| Morrissey | Your Arsenal |
| Mors Syphilitica | Primrose |
| Mors Syphilitica | The Rituals of the New Poison |
| Motel Creeps | The Gifts of Happenstance |
| Mother Love Bone | Stardog Champion |
| Mr. Bungle | California |
| My Bloody Valentine | Ecstacy and Wine |
| My Bloody Valentine | Glider |
| My Bloody Valentine | Isn't Anything |
| My Bloody Valentine | Loveless |
| My Favorite | The Happiest Days of Our Lives |
| My Morning Jacket | At Dawn |
| My Morning Jacket | Z |
| My Morning Jacket | It Still Moves |