| I Want You Back (Radio Edit) | 3:25 | |
| I Want You Back (Soundtrack Version) | 3:51 | |
| I Want You Back (MAW Remix) | 8:22 |
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| I Want You Back (CD, Maxi) | Virgin, Virgin | VSCDT 1716, 7243 8 95397 2 1 | Europe | 1998 | |
| I Want You Back (12") | Virgin | VST 1716 | UK | 1998 | |
| I Want You Back (12", Promo) | Virgin Music (France) | VISA 8280 | France | 1998 | |
| I Want You Back (12", Promo) | Virgin | VSTDJ 1716 | UK | 1998 | |
| I Want You Back (2x12", W/Lbl) | Virgin | VSTXDJ 1716 | UK | 1998 | |
| I Want You Back (CD, Maxi) | Virgin | VSCDT 1716 | UK | 1998 | |
| I Want You Back (CD, Single) | Virgin | VSCDE 1716 | UK | 1998 | |
| I Want You Back (CD, Single, Promo) | Virgin | DPRO-13605 | US | 1998 | |
| I Want You Back (CD, Single, Promo) | Virgin | VSCDJ 1716 | Europe | 1998 | |
| I Want You Back (CDr, Promo) | Virgin | none | US | 1998 | |
| I Want You Back (CDr, Promo) | Virgin | none | UK | 1998 | |
| I Want You Back (VHS, PAL) | Virgin | none | UK | 1998 | |
| I Want You Back (DJ Hype Remix) (12", S/Sided, W/Lbl, Promo) | Not On Label | MISS 1 | UK | 1999 | |
| I Want You Back (The Masters At Work Remixes) (2x12", W/Lbl, Promo) | Virgin | none | UK | ||
| I Want You Back (7", Promo) | Virgin | VSLH1716 | UK |
referencing I Want You Back (DJ Hype Remix), 12", S/Sided, W/Lbl, Promo, MISS 1