| Title | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Hello! (Good To Be Back) (CD, Maxi) | Sheffield Tunes | 0166425STU | Germany | 2005 | |
| Hello! (Good To Be Back) (Special Edition) (CD, Single, Enh) | Digidance | 8714866654-98 | Netherlands | 2005 | |
| Hello! (Good To Be Back) (12") | Sheffield Tunes | 016642-0 STU | Germany | 2005 | |
| Hello! (Good To Be Back) (12", Promo, Pic) | Sheffield Tunes | 016642-0 STUP | Germany | 2005 | |
| Hello! (Good To Be Back) (CD, Enh) | ARS Entertainment Belgium | SCD 740992-5 | Belgium | 2005 | |
| Hello! (Good To Be Back) (CD, Maxi) | Sheffield Tunes | 0167375 STU | Europe | 2005 | |
| Hello! (Good To Be Back) (CD, Single) | Digidance | 8714866654-3 | Netherlands | 2005 | |
| Hello! (Good To Be Back) (CDr, Promo, Car) | Sheffield Tunes | none | Germany | 2005 | |
| Hello! (Good To Be Back) (CD, Maxi) | Addiction Records | ADICT162CD | Australia | 2006 |