brown #
= weekly rock chart peak
blue #
= pop chart peak
| 1 | We Belong Together | 1 | May 2005 |  |
| Mariah Carey |
| 2 | Run It! | 1 | Nov 2005 | |
| Chris Brown Featuring Juelz Santana |
| 3 | Beverly Hills | 1 | 1 | Aug 2005 | |
| Weezer |
| 4 | Don't Cha | 1 | Jun 2005 | |
| Pussycat Dolls Featuring Busta Rhymes |
| 5 | Since U Been Gone | 1 | Feb 2005 | |
| Kelly Clarkson |
| 6 | Behind These Hazel Eyes | 1 | Jun 2005 | |
| Kelly Clarkson |
| 7 | Dirty Little Secret | 19 | 1 | Dec 2005 | |
| The All-American Rejects |
| 8 | Stickwitu | 1 | Nov 2005 | |
| Pussycat Dolls Featuring Avant |
| 9 | Gold Digger | 1 | Oct 2005 | |
| Kanye West Featuring Jamie Foxx |
| 10 | 1, 2 Step | 1 | Jan 2005 | |
| Ciara Featuring Missy Elliott |
| 11 | Because Of You | 1 | Oct 2005 | |
| Kelly Clarkson |
| 12 | Photograph | 1 | 1 | Oct 2005 | |
| Nickelback |
| 13 | Pon De Replay | 1 | Jul 2005 | |
| Rihanna |
| 14 | Caught Up | 1 | Mar 2005 | |
| Usher |
| 15 | Sugar, We're Goin' Down | 1 | 1 | Sep 2005 | |
| Fall Out Boy |
| 16 | Boulevard Of Broken Dreams | 1 | 1 | Feb 2005 | |
| Green Day |
| 17 | Candy Shop | 1 | Mar 2005 | |
| 50 Cent |
| 18 | Listen To Your Heart | 1 | Jul 2005 | |
| DHT Featuring Edmee |
| 19 | Lose Control | 2 | Aug 2005 | |
| Missy Elliott Featuring Ciara & Fatman Scoop |
| 20 | My Humps | 1 | Sep 2005 | |
| The Black Eyed Peas |
| 21 | Shake It Off | 1 | Aug 2005 | |
| Mariah Carey Featuring Jermaine Dupri |
| 22 | Don't Forget About Us | 1 | Dec 2005 | |
| Mariah Carey |
| 23 | Don't Phunk With My Heart | 2 | May 2005 | |
| The Black Eyed Peas |
| 24 | Switch | 3 | May 2005 | |
| Will Smith |
| 25 | Rich Girl | 1 | Jan 2005 | |
| Gwen Stefani Featuring Eve |