Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Straight Lines (7") | GTO | GT 255 | UK | 1979 | |
| Straight Lines / On Islands (12", Promo) | Epic | AS 729 | US | 1979 | |
| Straight Lines (10") | Epic | 3E 36450 | US | 1979 | |
| Straight Lines (7", Single) | GTO | GT 255 | Netherlands | 1979 | |
| Straight Lines (7", Single) | Epic | E4 8377 | Canada | 1979 |