| Insayne |
| Inside Out |
| Inside Out Band |
| Inside the Flame |
| InsideOut |
| Insidious One |
| Insipid Hothouse Melons |
| Insite |
| Insolence |
| Insolent |
| Insomnia |
| Insomnium |
| Inspectah Deck |
| Inspection 12 |
| Inspector |
| Inspektah Deck AKA Rollie Fingers |
| Inspiral Carpets |
| Inspirational Choir |
| Inspirations |
| Inspired Catholic Voices |
| Instalok |
| Instant Funk |
| Instant Mp3 Library |
| Instinkt |
| Instinkt |
| Instinto |
| Institute |
| Institutional Choir of the Church of God in Christ |
| Institutional Radio Choir |
| Instituto Mexicano del Mariachi |
| Instituto Mexicano Del Sonido |
| Instruction |
| Instrumental |
| Instrumental Champions |
| Instrumental Ensemble |
| Instrumentales del Siglo |
| Instupendo |
| Insurgent Inc. |
| Insyderz |
| Int. Sonora Santanera |
| Integrity |
| Integrity Worship Singers |
| iNTeLL |
| Intense |
| Intenso |
| Interactive |
| Interface |
| Interfaith |
| Interference |
| Intergalactic Contemporary Ensemble |
| Interior Decoration |
| Internacional Gitano |
| Internacional Sonora Show |
| Internal Affairs |
| International Affairs |
| International Beat |
| International Children's Chorus |
| International Club DJs |
| International Country All-Stars |
| International Farmers |
| International Festival Orchestra |
| International Five |
| International Hot Jazz Quartet |
| International Jazz Group |
| International Jones |
| International Language |
| International Marching Band |
| International Noise Conspiracy |
| International Observer |
| International Pop All Stars |
| International Reggae All Stars |
| International Staff Band of the Salvation Army |
| International Strike Force |
| International Superheroes Of Hardcore |
| International Sweethearts of Rhythm |
| International Swing Band |
| International Symphony Orchestra |
| International Yoyo Orchestra |
| Interplay |
| Interpol |
