| U-N-I | Lauren London (Clean) | | Independent | 96 | |
| U-N-I | Lauren London (Intro) (Clean) (Dirty) | | Independent | 96 | |
| U2 | Where The Streets Have No Name (Peter Gelderblom Remix) | | Independent | 126 | |
| U2 | No Line On The Horizon | | Interscope Records | 110 | |
| U2 | Get On Your Boots (Justice Remix) | | Interscope Records | 78 | |
| U2 | Magnificent | | Interscope Records | 116 | |
| U2 | Magnificent (Various Club Mixes) | | Interscope | 127 | |
| U2 | I'll Go Crazy If I Dont Go Crazy Tonight | | Interscope Records | 103 | |
| UGK | Da Game Been Good To Me (Clean) (Dirty) (Instrumental) | | Jive Records | 83 | |
| UGK ft E-40 B Legit 8 Ball and MJG | Used To Be (Clean) (Dirty) | | Jive Records | 77 | |
| UGK ft Raheem DeVaughn | Still On Tha Grind (Clean) (Dirty) | | Jive Records | 92 | |
| Ultimate | Its My Birthday (Main) (Instrumental) | | Independent | 128 | |
| Ultimate | Its My Birthday (Intro) | | Independent | 128 | |
| Ultra Nate | Automatic (Various Club Remixes) | | Silver Label/Tommy Boy | 128 | |
| Ultra Nate | Twisted (Got Me Goin Round) (Various Club Remixes) | | Silver Label/Tommy Boy | 127 | |
| Ultrabeat | Use Somebody (Various Club Mixes) | | RCA | 148 | |
| Uncle Luke | Lukes Rodeo (Clean Video Mix) | | Independent | 140 | |
| Uncle Luke ft Pitbull Ace Hood Yungen Casely and Billy Blue | Playaz Play (Dirty) | | Independent | 110 | |
| Uncle Murda | Brooklyn (Go Hard) (Freestyle) | | Def Jam Records | 87 | |
| Uncle Murda | Kay Slay (Freestyle) (Dirty) | | Def Jam Records | 85 | |
| Uncle Murda ft Swizz Beatz and ATM | Burning Up (Clean) (Dirty) | | Def Jam Records | 89 | |
| Uncle Murder | Murdara (La La La La) (Clean) (Dirty) | | Def Jam Records | 97 | |
| Underworld | Crocodile (Various Club Remixes) | | Underworld | 128 | |
| Underworld | 2 Months Off (Tong and Rogers Wonderland Mix) | | Mixmag | 130 | |
| Unique | Beat Of My Drum (Main) (Instrumental) (Acapella) | | Independent | 79 | |
| United DJs vs Pandora | Don't You Know (Magic Mitch & DJ Nico Mix) (R-Spec Trance Mix) | | EMI Sweden | 132 | |
| Unk | Show Out (Clean) (Dirty) (Instr) (Clean Acapella) (Dirty Acapella) | | Koch Records | 82 | |
| Unk | Show Out (Clean Intro) (Dirty Intro) | | Koch Records | 83 | |
| UNK feat. Ray J | She Freaky (Clean) | | Independent | 128 | |
| UNK ft Soulja Boy, Sean Kingston, Jim Jones and E 40 | Show Out (Remix) | | Koch Records | 82 | |
| Unlady Like | Bartender (Main) (Instrumental) | | Def Jam Records | 69 | |
| Unlady Like | Dough (Dirty) | | Independent | 75 | |
| Unlady Like | Dough (Clean) (Dirty) (Instrumental) | | Def Jam Records | 74 | |
| Usher | Love In This Club (Rapless) | | La Face Records | 69 | |
| Usher | Revolver | | La Face | 113 | |
| Usher | Moving Mountains | | La Face Records | 58 | |
| Usher | Moving Mountains (Main) (Instr) | | La Face Records | 59 | |
| Usher | Trading Places (Main) (Instr) | | La Face Records | 76 | |
| Usher | What Did U Do | | La Face Records | 98 | |
| Usher | Traffic | | La Face Records | 120 | |
| Usher | At The Time | | La Face Records | 100 | |
| Usher | The Dirt (Main) (Studio Instr) | | La Face Records | 83 | |
| Usher | The Dirt (Intro) | | La Face Records | 83 | |
| Usher | Trading Places (DJ P Rhythm Intro) (Main) | | La Face Records | 73 | |
| Usher | Love Looks Good | | La Face Records | 67 | |
| Usher | Last To Know | | La Face Records | 100 | |
| Usher | Secrets | | La Face Records | 120 | |
| Usher | Before I Met You | | La Face Records | 55 | |
| Usher | Secrets (Intro) | | La Face Records | 120 | |
| Usher | Radar | | La Face Records | 125 | |