| Music of North Africa & The Middle East | Various Artists | Digital Media | 12 | | MLP | | |
| Musée Mécanique Presents: The Zelinsky Collection, Volume 3 | Various Artists | CD | 28 | | | | |
| Nuerra Records Artist Sampler | Various Artists | CD | 6 | | Nuerra Records | | |
| New Music 03 | Various Artists | (unknown) | 13 | | | | |
| National Resophonic - Artists in Resonance | Various Artists | (unknown) | 21 | | | | |
| NBA Street, Volume 2 | Various Artists | CD | 17 | | EA Games | | |
| NHL Rivals 2004: Music from the XBOX Video Game | Various Artists | CD | 11 | | | | |
| Namasté | Various Artists | 2×CD | 9 + 2 | | Real Music | | |
| One Way: A Showcase for New Music (Dec/Jan 2003) | Various Artists | (unknown) | 14 | | | | |
| Only House Music, Volume 2 (disc 1) | Various Artists | (unknown) | 12 | | | | |
| October 2003 Urban | Various Artists | (unknown) | 19 | | | | |
| Ocean Life: A Celebration in Music | Various Artists | CD | 16 | | | | |
| Ozzfest 2003 Summer Sampler | Various Artists | CD | 19 | | Divine Records | | |
| Oil | Various Artists | CD | 19 | | Thick Records | | |
| Operation: Punk Rock Freedom | Various Artists | CD | 13 | | Sub City Records | | |
| Pop Eating Itself: Ken's WFMU 2003 Marathon CD | Various Artists | CD | 25 | | WFMU | | |
| Polar Coordination | Various Artists | (unknown) | 19 | | | | |
| Plug In to Where It All Started | Various Artists | (unknown) | 19 | | | | |
| Painted Black | Various Artists | CD | 11 | | tUMULt | | |
| Poison Ochs: A Tribute To Phil Ochs | Various Artists | CD | 14 | | Wood Records | | |
| Q101 Ear Candy 4 | Various Artists | CD | 17 | | Q101 | | |
| Rotten Records | Various Artists | (unknown) | 19 | | | | |
| Remixed | Various Artists | CD | 6 | | | | |
| Red Line Distribution: Summer Sampler 2003 | Various Artists | CD | 25 | | Red Line Distribution | | |
| Rockin’ at the Movies | Various Artists | 3×CD | 12 + 12 + 12 | | EMI | | |
| Sean Likes Ugly Girls | Various Artists | 5×(unknown) | 19 + 19 + 18 + 19 + 19 | | | | |
| Smallville: The Talon Mix | Various Artists | (unknown) | 18 | | | | |
| Sweet Sounds of Sony: Newbury Comics' 25th Anniversary Collection | Various Artists | (unknown) | 16 | | | | |
| Stir The Senses Tour | Various Artists | (unknown) | 9 | | | | |
| Springman Records Sampler | Various Artists | CD | 17 | | Springman Records | | |
| Soul Gems: The Rarest Soul 45's! | Various Artists | CD | 23 | | | | |
| SPEBSQSA 2003: Top Twenty Quartets | Various Artists | CD | 21 | | | | |
| Spring Really Sucks | Various Artists | CD | 26 | | Springman Records | | |
| Sky Lounge: Chilled Beats at 30,000 Feet | Various Artists | CD | 13 | | Water Music Records | | |
| Southern Soul Christmas, Vol. 2 | Various Artists | CD | 13 | | | | |
| Snake Oil Supercharm: A Tribute To Zodiac Mindwarp & The Love Reaction | Various Artists | CD | 23 | | Sleazegrinder Records | | |
| the Buzz: Reloaded | Various Artists | CD | 8 | | Provident Label Group | | |
| The Very Best of Nick Heyward & Haircut 100 | Various Artists | (unknown) | 14 | | | | |
| The Sound of Arabia | Various Artists | (unknown) | 14 | | | | |
| The Greatest Ragtime of the Century | Various Artists | (unknown) | 16 | | | | |
| This Is the Music for Me | Various Artists | (unknown) | 13 | | | | |
| The Future Is My Melody | Various Artists | CD | 13 | | | | |
| The Rock Boat 2003 | Various Artists | CD | 20 | | | | |
| The Best Beloved Classical Melodies | Various Artists | CD | 20 | | Reader’s Digest | | |
| Turntables on the Hudson, Volume 4 | Various Artists | CD | 14 | | Giant Step Records | | |
| The Militia Group 2003 Sampler | Various Artists | (unknown) | 12 | | The Militia Group | | |
| The Songs of Dixie And Tom T. Hall | Various Artists | 4×CD-R | 16 + 16 + 15 + 17 | | Blue Circle Records | | |
| The Sims: Superstar Original Game Soundtrack | Various Artists | Digital Media | 14 | | Electronic Arts, Inc. | | |
| Ultimate Southern Rock | Various Artists | 2×CD | 15 + 15 | | | | |
| Underground Inc: Coming #2 | Various Artists | CD | 17 | | Underground, Inc. | | |
| Unforgettable: The Ultimate Ballad Collection | Various Artists | 4×CD | 20 + 19 + 18 + 18 | | Reader’s Digest | | |
| Utne Indie Culture Collection 2004 | Various Artists | CD | 20 | | | | |
| UndergroundHipHop.com Presents: September/ October 2003 Sampler | Various Artists | CD | 20 | | Undergroundhiphop.com | | |
| UndergroundHipHop.com Presents: November/ December 2003 Sampler | Various Artists | CD | 25 | | Undergroundhiphop.com | | |
| Universal Smash Hits 2 | Various Artists | CD | 18 | | Universal Records | | |
| Victory Records Spring 2003 Sampler | Various Artists | (unknown) | 4 | | | | |
| Virgin Recommends, Volume 11 | Various Artists | CD | 16 | | Virgin Megastore | | |
| Volume 6.1 | Various Artists | (unknown) | 24 | | | | |
| Victory Records New Music Sampler 2003 | Various Artists | CD | 4 | | Victory Records | | |
| Winter Wonderland: Traditional Christmas, Volume 2 | Various Artists | (unknown) | 12 | | | | |
| We Wish You a Hairy Christmas | Various Artists | (unknown) | 11 | | | | |
| Warped Tour 03 | Various Artists | (unknown) | 5 | | | | |
| Wuthering Heights | Various Artists | (unknown) | 6 | | | | |
| Welcome to tha Chuuch, Volume 2 | Various Artists | (unknown) | 23 | | | | |
| WTTS 92.3 New Music Sampler | Various Artists | CD | 15 | | | | |
| Zod Sampler, Volume 2 | Various Artists | CD | 22 | | Zod | | |
| Z103.5 Summer Rush | Various Artists | CD | 18 | | | | |
| Zumiez 2.1 | Various Artists | CD | 10 | | | | |
| Masterpieces of Modern Soul | Various Artists | CD | 22 | | Kent Records | | 029667222228 |
| The New Class of Rock | Various Artists | CD | 22 | | Universal Music Family Entertainment | | 044006889023 |
| Essential 70s | Various Artists | 2×CD | 19 + 19 | | | | 602498090961 |
| Party Sensation | Various Artists | CD | 16 | | Delta #1 | | 4006408232810 |
| Dixieland & Swing Jukebox Hits | Various Artists | 4×CD | 15 + 15 + 15 + 15 | | United Audio Entertainment | | |
| Loud and Proud | Various Artists | (unknown) | 16 | | | | |
| Latin Grooves: Samba | Various Artists | CD | 16 | | BMG | | |
| London Cafe del Mar 6 | Various Artists | CD | 15 | | DJ’s Club | | |
| London Cafe del Mar 8 | Various Artists | CD | 15 | | DJ’s Club | | |
| Super Stars: 70s Disco | Various Artists | (unknown) | 16 | | | | |
| Broken Notes Unedited | Various Artists | Digital Media | 29 | | | | [none] |
| Music From The Jilted Generation - Volume 1 | Various Artists | CD | 13 | | BK Music One | | [none] |
| Pasión de gavilanes | Various Artists | Digital Media | 10 | | Laguna Records, Telemundo Discos | | [none] |
| RKO-2003 Complete | Various Artists | Digital Media | 216 | | | | [none] |
| StonerRock.comp, Volume 1 | Various Artists | 2×Digital Media | 14 + 12 | | [no label] | | [none] |
| Irish Celebration | Various Artists | CD | 10 | | Rykodisc | | 600491109420 |
| Great Metal Covers, Volume 15 | Various Artists | Digital Media | 19 | | Gudde Records INC | | 4006030029628 |
| Great Metal Covers, Volume 17 | Various Artists | Digital Media | 18 | | Gudde Records INC | | 4006030029628 |
| +S.001 br | Various Artists | CD | 18 | | Plan de Sens | | |
| 20 Years on MTV: 1992 | Various Artists | Digital Media | 15 | | | | |
| 2003-03-01: Vietnam Songbook: Joe's Pub, New York, NY, USA | Various Artists | Digital Media | 21 | | [no label] | | |
| Crackhaus und ILM Sampler | Various Artists | Digital Media | 10 | | | | |
| Funky Collector, Volume 8 | Various Artists | (unknown) | 12 | | | | |
| Heavy | Various Artists | Digital Media | 15 | | | | |
| Mutant Pop Three | Various Artists | Digital Media | 22 | | Radio Clash | | |
| Mutant Pop Four | Various Artists | Digital Media | 25 | | Radio Clash | | |
| Protest Records, Volume 1 | Various Artists | (unknown) | 10 | | | | |
| Protest Records, Volume 2 | Various Artists | Digital Media | 10 | | [no label] | | |
| Silicon Summer 2003 | Various Artists | (unknown) | 15 | | | | |
| The Animatrix | Various Artists | (unknown) | 16 | | | | |
| Tony Hawk’s Pro Skater 4 | Various Artists | Digital Media | 37 | | | | |
| Who’s Not Forgotten: FDR’s Tribute to The Who | Various Artists | Digital Media | 21 | | | | |
