| Castelnaudary to Marmande | 120.81 mi (194.42 km) |
| Castelnaudary to Maromme | 428.08 mi (688.93 km) |
| Castelnaudary to Marquette-les-Lille | 511.05 mi (822.45 km) |
| Castelnaudary to Marseille | 171.75 mi (276.40 km) |
| Castelnaudary to Martigues | 155.51 mi (250.27 km) |
| Castelnaudary to Massy | 374.30 mi (602.37 km) |
| Castelnaudary to Maubeuge | 490.19 mi (788.89 km) |
| Castelnaudary to Mauguio | 105.02 mi (169.01 km) |
| Castelnaudary to Mauleon | 281.75 mi (453.43 km) |
| Castelnaudary to Maurepas | 376.19 mi (605.42 km) |
| Castelnaudary to Maxeville | 423.69 mi (681.87 km) |
| Castelnaudary to Mayenne | 365.90 mi (588.85 km) |
| Castelnaudary to Mazamet | 24.23 mi (38.99 km) |
| Castelnaudary to Meaux | 392.39 mi (631.49 km) |
| Castelnaudary to Melun | 362.43 mi (583.27 km) |
