| Boundaries (Full Length Mix) | ||
| Boundaries (Instrumental) | ||
| Boundaries (Tricky Mix) | ||
| Boundaries (Tricky Instrumental) | ||
| Boundaries (Six In The Morning Mix) |
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Boundaries (12", Promo) | Natural Response | LEENA 1 | UK | 1994 | |
| Boundaries (12") | RCA, Natural Response | 74321 20852 1 | UK | 1994 | |
| Boundaries (12") | BMG | 74321 21409 1 | Germany | 1994 | |
| Boundaries (CD, Maxi) | BMG | 74321 21409 2 | Germany | 1994 | |
| Boundaries (CD, Maxi) | Natural Response, BMG | 74321 20852 2 | UK | 1994 | |
| Boundaries (CD, Maxi, Dig) | Uptight, Uptight, Uptight, GiG Records, GiG Records | UP 2, UPTIGHT 777 901, GIG/UPTIGHT 777 901, GIG 77 | Austria | 1994 | |
| Boundaries (12") | BMG | 74321 52272 1 | UK | 1998 | |
| Boundaries (2x12", Promo) | Parousia | PAR 008 | UK | 1998 | |
| Boundaries (Tuff Jam Remix) (12", W/Lbl) | Not On Label | BOU A 99 | UK | ||
| Boundaries (12") | Parousia | PAR 005 | UK | ||
| Boundaries (12") | Not On Label | JENNY X 100 | UK |