• B Pitch Control
• B-Unique
• B.Y.
• Ba Da Bing !
• Baby
• Baby Bird
• Bad Afro
• Bad Boy / Wondaland Arts Society
• Bad Man
• Bad Mood Asso
• Bad Reputation
• Bad Seed Ltd
• Bad Taste
• Badman
• Bambi
• Banana
• Banana Juice
• Bananafish
• Bang! Music
• Bangarang
• Bar / None
• Bar-B-Q
• Barbarian
• BARCLAY
• Bare Bone Business
• Barking Pumpkin
• Barsuk
• Barsuk - Elsinor
• Barsuk ; Atlantic
• Basement Apes Industries
• Baskaru
• Bass Department
• Battlesk'rs Productions
• Bayonet
• BB Island
• BB*ISLAND
• BBC
• Bcore
• BDD
• Beady Eye
• Bearos
• Bearsville
• Beast
• Beat The World
• Beatservice
• Beatville
• Because / Elektra
• Because Music
• Bedazzled
• Bedroom Classics
• Bedroom Community
• Beg Rose
• Beggars Banquet
• Believe
• Believe Digital
• Bella Union
• Bella Union ; Naïve
• Beluga
• Bermuda Cruise
• Beserkley
• Best Before
• Beta
• Better Looking
• Beyond
• Beyond Beyond Is Beyond
• Big Balls
• Big Beat
• Big Blue
• Big Brother
• Big Cat
• Big Cheese Records
• Big Dada
• Big Hassle
• Big Life
• Big Man
• Big Scary Monster
• Big Store
• Big Time
• Big Tomato
• Big Trip
• Big Wheel
• Bijin
• Bile Style
• Bird Song
• Birdman
• Bitzcore
• Bizarre
• Bizarre K7
• Black
• Black & Noir
• Black Ash
• Black Basset
• Black Basset / Tourne Disque / Araki
• Black Cement
• Black Cricket Recording Co.
• Black Cricket Recording Co. ; Brown Records
• Black Cricket Recording Company, Sub Pop
• Black Dog
• Black Drago
• Black Highway Music
• Black Lotus
• Black Mammoth
• Black Market Activities
• Black Out
• Black Vinyl
• Black Willow
• Blackheart
• Blanc Et Noir
• Blanco Y Negro
• Blank
• Blank Tapes
• Blast
• Blast First
• Blast First Petite
• Bleu Electric
• Blight
• BLM
• Bloat
• Bloodshot
• Blossoming Noise
• Blowpipe
• Blue Chopsticks
• Blue Guitar
• Blue Horizon
• Blue Note
• Blue Plate
• Blue Rose
• Blue Thumb
• Bluesanct
• BMG
• BMG Rights Management
• BMG/Martha's Music
• Bobsled
• Bolide
• Bomp
• Bone Voyage
• Boner
• Bong Load Custom
• Bongo Beat
• BoomBa
• Boompa Productions
• Booster
• Border Community
• Born Bad
• Boucherie
• Boucherie Production
• Boucherie Productions
• Bovine
• Bowl Of Fire
• Boxson
• Boy Scout
• Boycott
• Boys Don't Cry / Def Jam
• Boys Noize
• Bpitch Control
• Brain
• Brainfeeder
• Brash Music
• Brassland
• Breaching Whale
• Break World
• Breakglass
• Bright Star
• Brille
• Brinkman
• Broken Rekids
• Bronzerat
• Brown / Fat Possum / Columbia
• Brown / Kobalt Label Services
• Brownhouse
• BRR
• Bruce Trail
• Bruit De Fond, L'Autre Idée
• Brunswick
• Brutal Panda / Knife Hits
• Brute/Beaute
• Bubble Core
• Bubbles
• Bud Fox
• Buddah
• Buddyhead
• Buh Records
• Bulk Recordings
• Bureau B.
• Burger
• Burger Records
• Burly Time
• Burning Heart
• Burning Words
• Burnt Toast Vinyl
• Butterfly
• Buzz
• Buzz Off
• BYG Actuel