Okie, here is some info on the Gundam CD Soundtracks.
Operation 1
1."Just Communication" (Opening Song) by Two-Mix
2."It's Just Love!" (Ending Song)
3.38 more instrumental tracks
Operation 2
1."Cry for the Dream" by Heero Yuy (Hikaru Midorikawa)
2."Good Luck and Good-bye" by Duo Maxwell (Toshihiko Seki)
3."Clown" by Trowa Barton (Shigeru Nakahara) 4."I'm Your Friend" by Quatre Raberba Winner (Ai Orikasa)
5."Knock at Tomorrow's Door" by Chang Wufei (Ryuzuo Ishino)
6."It's Just Love!" (TV Version)
7."Just Communication" (TV Version)
And more instrumental tracks
Operation 3
1."It's All a Secret" (Zutto Himitsu) by Relena Peacecraft
2."For Example, Maybe If You Smile" (Tatoe Kimi ga Bishoun) by Heero Yuy
3."Brightness and Darkness" by Lady Une
4."Absolutely OK!" or "Kitto Ok!" by Duo Maxwell 5."Joy to My Life" by Doroshi
6."Rhythm Emotion" (TV Version) by Two-Mix
And more instrumental tracks
Operation 4
1."With Only My Words" - "Ore Dake no Kotoba de" by Heero Yuy
2."Love is Not Crying Yet" - "Ai wa Mada Nakanai" by Relena Darlian
3."Wild Wing" by Duo Maxwell 4."Far Off Dawn" - "Tooi Yoake" by Zechs Merquise
5."Star's Gaze/Look" - "Hoshi no Manazashi" by Quatre Raberba Winner
6."Love's Shooting Star" - Ai wa Ryuusei" by Trowa Barton
7."Soldiers" - "Hoshikuzu no Senshi Tachi" by Treize Khushrenada
8."Grasp the Truth" - "Shinjitsu wo Tsukamitore" by Chang Wufei
9."Rhythm Emotion" by Two-Mix
10."Flying Away" by Heero Yuy
Operation S (Endless Waltz OVA)
1.Prologue: AC195 Xmas Eve
2.White Reflection - Shorter Version
3.Journey To The Sun
4.Main Title ~ Sub Title
5.AC196 Xmas Eve
6.At Circus Tent
7.The Powergame
8.Heero's Dream
9.Appearance of Mariemeia
10.Enforcement Rush
11.Duel!
12.The Dangerous Game
13.Codename: WIND
14.Battlefield
15.Perplexity
16.Holy Night
17.Wufei's Irritation
18.Clash At The Stratosphere
19.Sorrowful Memory
20.Final Attack
21.Riot Of Citizens
22.Endless Waltz
23.White Reflection - Whole Version