| Title: | Label: | Tracks: | Released: |
| Iris (European release) | Reprise Records / WEA International Inc. | 3 | 1998 |
| Iris (European release) | Hollywoord Records, Inc. / Third Rail Records, Inc. | 2 | 1999 |
| Iris (European release) | Hollywoord Records, Inc. / Third Rail Records, Inc. | 2 | 1999 |
| Iris (Promo) | Reprise Records | 2 | 1998 |
| Iris / Slide | Hollywoord Records, Inc. / Third Rail Records, Inc. | 4 | 1999 |
