| South Milwaukee to Lapua | 4,200.60 mi (6,760.21 km) |
| South Milwaukee to Laukaa | 4,296.82 mi (6,915.06 km) |
| South Milwaukee to Lauritsala | 4,415.12 mi (7,105.45 km) |
| South Milwaukee to Lempaala | 4,291.08 mi (6,905.83 km) |
| South Milwaukee to Leppavirta | 4,337.43 mi (6,980.41 km) |
| South Milwaukee to Lieksa | 4,350.31 mi (7,001.14 km) |
| South Milwaukee to Lieto | 4,293.04 mi (6,908.97 km) |
| South Milwaukee to Liminka | 4,177.94 mi (6,723.74 km) |
| South Milwaukee to Liperi | 4,372.92 mi (7,037.54 km) |
| South Milwaukee to Lohja | 4,346.58 mi (6,995.15 km) |
| South Milwaukee to Loimaa | 4,293.73 mi (6,910.10 km) |
| South Milwaukee to Loviisa | 4,393.04 mi (7,069.92 km) |
| South Milwaukee to Mantsala | 4,361.69 mi (7,019.46 km) |
| South Milwaukee to Mariehamn | 4,242.45 mi (6,827.56 km) |
| South Milwaukee to Masku | 4,280.71 mi (6,889.14 km) |
