UK |
| Ian Van Dahl
01: Castles In The Sky (Radio Edit) 02: Castles In The Sky (Original Club Mix) 03: Castles In The Sky (Coast 2 Coast Mix)
| | NuLife. UK | 74321867142 | 9 Jul 2001 | CD Single | 0 | | |
| Ian Van Dahl
01: Will I (Radio Edit) 02: Will I (Hemstock And Jennings Remix) 03: Will I ("Castles In The Sky" Loverush Ltd. Remix)
| | NuLife. UK | 74321903402 | 10 Dec 2001 | CD Single | 0 | 7.0 | |
| Ian Van Dahl
01: Reason (Radio Edit) 02: Reason (Lange Remix) 03: Reason (Minimalistix Remix) 04: Reason (CD Rom/Video)
| | NuLife. UK | 74321938722 | 20 May 2002 | CD Single | 0 | | |
| Ian Van Dahl
01: Try (Radio Edit) 02: Try (Michael Woods Remix) 03: Try (Tillmann Uhrmacher Remix)
| | NuLife. UK | 74321967942 | 30 Sep 2002 | CD Single | 0 | | |
| Ian Van Dahl
01: I Can't Let You Go (Radio Edit) 02: I Can't Let You Go (Extended Club Mix) 03: I Can't Let You Go (Push Remix)
| | NuLife. UK | 828765707 12 | 20 Oct 2003 | CD Single | 0 | | |
| Ian Van Dahl
01: Believe (Original Radio Edit) 02: Believe (Kontakt Radio Edit) 03: Believe (Kontakt Remix) 04: Believe (Mat Bradshaw Remix) 05: Believe (Ian Knowles Remix) 06: Believe (Video)
| | NuLife. UK | 82876626532 | 5 Jul 2004 | CD Single | 0 | | |
| Ian Van Dahl
01: Believe (Original Radio Edit) 02: Castles In The Sky (Radio Edit)
| | NuLife. UK | 82876626542 | 5 Jul 2004 | CD Single | 0 | | |
USA |
| Ian Van Dahl
01: Castles In The Sky (Radio Edit) 02: Castles In The Sky (Extended Mix) 03: Castles In The Sky (Peter Luts Remix) 04: Castles In The Sky (Perfect Sphere Remix) 05: Castles In The Sky (Absolom Remix) 06: Castles In The Sky (De Donatis Remix) 07: Castles In The Sky (Wippenberg Remix)
| | Robbins USA | 76849-72046-2 | 2001 | CD Single | 1 | | |
| Ian Van Dahl
01: Reason (UK Radio Edit) 02: Reason (Extended Mix) 03: Reason (Lange Mix) 04: Reason (Perfect Sphere Mix) 05: Reason (Minimalistix Mix) 06: Reason (Dee Dee Mix) 07: Reason (Kraxler And Schwarz Mix)
| | Robbins USA | 72070-2 | 2002 | CD Single | 0 | | |
| Ian Van Dahl
Will I? Maxi Single
01: Will I? (Dee Dee Radio Edit) 02: Will I? (Radio Edit) 03: Will I? (Extended Mix) 04: Will I? (Dee Dee Remix) 05: Will I? (Hemstock And Jennings Remix) 06: Will I? (Lange Remix) 07: Will I? (Coasat To Coast Remix) 08: Will I? (Pulsedriver Remix)
| | Robbins USA | 76869-72055-2 | 2002 | CD Single | 0 | | |
| Ian Van Dahl
01: Secret Love (Midnight Radio Mix) 02: Secret Love (C&V Radio Mix) 03: Secret Love (Original Radio Mix) 04: Secret Love (Midnight Extended Mix) 05: Secret Love (C&V Extended Mix) 06: Secret Love (Wierzbicki Remix)
| | Robbins USA | 72085-2 | 2003 | CD Single | 0 | | |