Indie
Chicago
Japanese Singles Collection: Greatest Hits
- Questions 67 & 68 (US edit - Mono mix)
- Make Me Smile (2007 Remaster)
- 25 Or 6 To 4 (Japanese edit)
- Someday (August 29, 1968 - Japanese edit)
| 41 tracks | Rhino |
| 13 tracks | Rough Trade |
| 10 tracks | Parlophone |
| 9 tracks | Cherry Red |
| 1 track | Cherry Red |
| 3 tracks | Warner |
