Top 40 Hits of October 2004
| 1 | Eric Prydz | Call On Me |
| 2 | Robbie Williams | Radio |
| 3 | Deep Dish | Flashdance |
| 4 | Girls Aloud | Love Machine |
| 5 | Nelly | My Place / Flap Your Wings |
| 6 | Khia | My Neck My Back (Lick It) |
| 7 | Ronan Keating | I Hope You Dance |
| 8 | Rachel Stevens | More More More |
| 9 | Duncan James & Keedie | I Believe My Heart |
| 10 | JoJo | Leave (Get Out) |
| 11 | 3 Of A Kind | Baby Cakes |
| 12 | Green Day | American Idiot |
| 13 | Ashlee Simpson | Pieces Of Me |
| 14 | Brian McFadden | Real To Me |
| 15 | Twista | Sunshine |
| 16 | Natasha Bedingfield | These Words |
| 17 | Angel City | Do You Know (I Go Crazy) |
| 18 | Lucie Silvas | What You're Made Of |
| 19 | Duran Duran | (Reach Up For The) Sunrise |
| 20 | Manic Street Preachers | The Love Of Richard Nixon |
| 21 | Brandy | Afrodisiac |
| 22 | Joss Stone | You Had Me |
| 23 | REM | Leaving New York |
| 24 | Groove Armada | I See You Baby |
| 25 | Christina Milian featuring Joe Budden | Whatever U Want |
| 26 | Maroon 5 | She Will Be Loved |
| 27 | Donny Osmond | Breeze On By |
| 28 | Rooster | Come Get Some |
| 29 | The Streets | Blinded By The Lights |
| 30 | McFly | That Girl |
| 31 | Kelis featuring Andre 3000 | Millionaire |
| 32 | Estelle | Free |
| 33 | The 411 | Dumb |
| 34 | Pirates featuring Enya, Shola Ama, Naila Boss & Ishani | You Should Really Know |
| 35 | Alcazar | This Is The World We Live In |
| 36 | Good Charlotte | Predictable |
| 37 | Mousse T featuring Emma Lanford | Is It Cos I'm Cool? |
| 38 | Marilyn Manson | Personal Jesus |
| 39 | Fatboy Slim | Slash Dot Dash |
| 40 | DJ Casper featuring The Gap Band | Oops Upside Your Head |