| Castro Valley to Lapua | 5,217.82 mi (8,397.26 km) |
| Castro Valley to Laukaa | 5,293.86 mi (8,519.64 km) |
| Castro Valley to Lauritsala | 5,409.82 mi (8,706.26 km) |
| Castro Valley to Lempaala | 5,330.19 mi (8,578.11 km) |
| Castro Valley to Leppavirta | 5,313.78 mi (8,551.70 km) |
| Castro Valley to Lieksa | 5,289.08 mi (8,511.95 km) |
| Castro Valley to Lieto | 5,359.97 mi (8,626.04 km) |
| Castro Valley to Liminka | 5,138.02 mi (8,268.84 km) |
| Castro Valley to Liperi | 5,331.39 mi (8,580.05 km) |
| Castro Valley to Lohja | 5,400.73 mi (8,691.63 km) |
| Castro Valley to Loimaa | 5,348.20 mi (8,607.10 km) |
| Castro Valley to Loviisa | 5,420.18 mi (8,722.94 km) |
| Castro Valley to Mantsala | 5,395.88 mi (8,683.84 km) |
| Castro Valley to Mariehamn | 5,342.37 mi (8,597.71 km) |
| Castro Valley to Masku | 5,350.04 mi (8,610.06 km) |
