| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|
| 9 25509-1, 1-25509 | Chicago | Chicago 18 (LP, Album) | Warner Bros. Records, Warner Bros. Records | 9 25509-1, 1-25509 | US | 1986 |
| 9 25509-2 | Chicago | Chicago 18 (CD, Album, Club) | Warner Bros. Records | 9 25509-2 | US | Unknown |
| W4-25509 | Chicago | Chicago 18 (Cass, Album, Club, Bla) | Warner Bros. Records, Full Moon | W4-25509 | Canada | 1986 |
| 925 509-2, 7599-25509-2 | Chicago | Chicago 18 (CD, Album) | Warner Bros. Records, Warner Bros. Records | 925 509-2, 7599-25509-2 | Germany | 1986 |
| 610 7092 | Chicago | Chicago 18 (LP, Album) | Warner Bros. Records | 610 7092 | Brazil | 1986 |