| Dubuque to Lingolsheim | 4,435.77 mi (7,138.68 km) |
| Dubuque to Lisieux | 4,131.19 mi (6,648.51 km) |
| Dubuque to Livron-sur-Drome | 4,479.79 mi (7,209.53 km) |
| Dubuque to Livry-Gargan | 4,228.11 mi (6,804.48 km) |
| Dubuque to Lognes | 4,234.73 mi (6,815.13 km) |
| Dubuque to Lomme | 4,180.85 mi (6,728.44 km) |
| Dubuque to Longjumeau | 4,227.35 mi (6,803.26 km) |
| Dubuque to Longuenesse | 4,149.71 mi (6,678.32 km) |
| Dubuque to Longvic | 4,387.76 mi (7,061.42 km) |
| Dubuque to Longwy | 4,326.30 mi (6,962.51 km) |
| Dubuque to Lons | 4,323.06 mi (6,957.29 km) |
| Dubuque to Lons-le-Saunier | 4,431.08 mi (7,131.13 km) |
| Dubuque to Loos | 4,183.05 mi (6,731.98 km) |
| Dubuque to Lorgues | 4,592.86 mi (7,391.50 km) |
| Dubuque to Lorient | 4,039.48 mi (6,500.92 km) |
