- The 69 Eyes
- The 7th Plain
- The 88
- The 90 Day Men
- The A-Bones
- The A-Sides
- The A-Team
- The A.K.A.s (Are Everywhere!)
- The Aardvark Jazz Orchestra
- The Abortion Squad
- The Absence
- The Abyss
- The Abyssinian Baptist Choir
- The Abyssinians
- The Abyssinians;Sade
- The Academy Is
- The Academy Is...
- The Academy of St. Martin-in-the-Fields / The Bach Choir & The Philharmonia Orchestra
- The Accelerators
- The Accident Experiment
- The Accidents
- The Accountants
- The Accusations
- The Accüsed
- The Aces
- The Acker Bilk - Danny Moss Quintet
- The Ackermans
- The Acoustic Saints
- The Act
- The Actual
- The Ad Libs
- The Adam Sanchez Tribute Orchestra
- The Adat Family
- The Addison Singers
- The Adicts
- The Adlibs
- The Adopted
- The Ads
- The Advent
- The Adventure
- The Adventures Of
- The Adverts
- The Aerium
- The Afflictions
- The Afghan Whigs
- The African Band
- The African Brothers
- The African Dream
- The African Heritage
- The African Heritage, Claudio Gabbiani
- The After Party
- The Afterglow
- The Afters
- The Afterworld
- The Agents
- The Aggrovators
- The Agony Scene
- The AJM Orchestra
- The Akashic
- The Al Capps Orchestra
- The Al Smith Orchestra
- The Alan Broadbent Trio
- The Alan Parsons Project
- The Alarm
- The Alarm Clocks
- The Alarm MM
- The Albertans
- The Album Leaf
- The Alchemist
- The Alexandria Kleztet
- The Algerian Festival Players
- The Alibis
- The Alice Hall Trio
- The Alice Project
- The Alien Blakk
- The All American Band
- The All Seeing I
- The All-American Rejects
- The All-American Singers
- The Allen Oldies Band
- The Alliance
- The Allman Brothers Band
- The Allnighters
- The Allstar Project
- The Almost
- The Aloha Steamtrain
- The Alohas
- The Aloof
- The Alpha Male
- The Alphabetical Order
- The Alphamales
- The Alphites
- The Alpine
- The Alpine Experience
- The Alps
- The Aluminum Group
- The Amadeus Ensemble, Julius Rudel
- The Amalgamation of Soundz
- The Amar-Hindemith Quartet
- The Amazing Kill-o-watts