| Castanet-Tolosan to Loudeac | 381.48 mi (613.93 km) |
| Castanet-Tolosan to Lourdes | 82.86 mi (133.36 km) |
| Castanet-Tolosan to Louviers | 394.13 mi (634.29 km) |
| Castanet-Tolosan to Louvres | 384.97 mi (619.56 km) |
| Castanet-Tolosan to Luce | 340.13 mi (547.39 km) |
| Castanet-Tolosan to Lucon | 241.18 mi (388.15 km) |
| Castanet-Tolosan to Lunel | 132.43 mi (213.12 km) |
| Castanet-Tolosan to Luneville | 424.60 mi (683.32 km) |
| Castanet-Tolosan to Lyon | 225.89 mi (363.53 km) |
| Castanet-Tolosan to Lys-les-Lannoy | 500.93 mi (806.17 km) |
| Castanet-Tolosan to Macon | 252.50 mi (406.36 km) |
| Castanet-Tolosan to Magny-le-Hongre | 374.78 mi (603.15 km) |
| Castanet-Tolosan to Magny-les-Hameaux | 360.95 mi (580.89 km) |
| Castanet-Tolosan to Mainvilliers | 341.15 mi (549.03 km) |
| Castanet-Tolosan to Maisons-Alfort | 368.27 mi (592.67 km) |
