Tracklist
| A | Number One |
| B | Overflow |
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| SOURCD026, 7243 5 46006 0 9 | Playgroup | Number One (CD, Single, Enh) | Source, Source | SOURCD026, 7243 5 46006 0 9 | UK | 2001 |
| PGVP006 | Playgroup | Number One (CDr, Promo) | Source | PGVP006 | UK | 2001 |
| PGCDI006 | Playgroup | Number One (CD, Single, Promo) | Source | PGCDI006 | Europe | 2001 |
| PGVP005 | Playgroup | Number One (So Solid Crew Mixes) (12", W/Lbl) | Playgroup | PGVP005 | UK | 2001 |
| SOURTX 026 | Playgroup | Number One (12", Single) | Source | SOURTX 026 | UK | 2001 |
