| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Z (CD) | ATO Records | 82876 71067-2 | US | 2005 | |
| Z (2xLP) | Badman Recording Co. | BRC-947 | US | 2005 | |
| Z (2xLP, Album + CD, Album) | ATO Records, ATO Records | 88088-21601-1, ATO0049 | US | 2005 | |
| Z (CD, Album) | RCA | 82876 71694 2 | Europe | 2005 | |
| Z (CD, Album) | Spunk | URA258 | Australia | 2005 |