| Castaic to Lormont | 5,725.16 mi (9,213.75 km) |
| Castaic to Loudeac | 5,493.89 mi (8,841.56 km) |
| Castaic to Lourdes | 5,826.69 mi (9,377.16 km) |
| Castaic to Louviers | 5,577.88 mi (8,976.72 km) |
| Castaic to Louvres | 5,629.66 mi (9,060.07 km) |
| Castaic to Luce | 5,624.81 mi (9,052.26 km) |
| Castaic to Lucon | 5,628.59 mi (9,058.34 km) |
| Castaic to Lunel | 5,947.76 mi (9,572.00 km) |
| Castaic to Luneville | 5,778.75 mi (9,300.00 km) |
| Castaic to Lyon | 5,867.89 mi (9,443.46 km) |
| Castaic to Lys-les-Lannoy | 5,573.12 mi (8,969.07 km) |
| Castaic to Macon | 5,840.30 mi (9,399.06 km) |
| Castaic to Magny-le-Hongre | 5,648.39 mi (9,090.21 km) |
| Castaic to Magny-les-Hameaux | 5,631.44 mi (9,062.93 km) |
| Castaic to Mainvilliers | 5,624.00 mi (9,050.95 km) |
