| Castelnaudary to Monticello (Minnesota) | 4,430.95 mi (7,130.93 km) |
| Castelnaudary to Montrose (Colorado) | 5,284.58 mi (8,504.71 km) |
| Castelnaudary to Moody (Alabama) | 4,606.44 mi (7,413.35 km) |
| Castelnaudary to Moore (Oklahoma) | 5,014.37 mi (8,069.84 km) |
| Castelnaudary to Moorestown-Lenola (New Jersey) | 3,832.39 mi (6,167.63 km) |
| Castelnaudary to Mooresville (North Carolina) | 4,265.37 mi (6,864.45 km) |
| Castelnaudary to Moorhead (Minnesota) | 4,478.83 mi (7,207.97 km) |
| Castelnaudary to Moorpark (California) | 5,907.77 mi (9,507.63 km) |
| Castelnaudary to Moraga (California) | 5,825.90 mi (9,375.87 km) |
| Castelnaudary to Moreno Valley (California) | 5,866.63 mi (9,441.43 km) |
| Castelnaudary to Morgan City (Louisiana) | 4,990.30 mi (8,031.12 km) |
| Castelnaudary to Morgan Hill (California) | 5,848.96 mi (9,412.98 km) |
| Castelnaudary to Morganton (North Carolina) | 4,299.31 mi (6,919.07 km) |
| Castelnaudary to Morgantown (West Virginia) | 4,069.30 mi (6,548.90 km) |
| Castelnaudary to Morris (Illinois) | 4,371.45 mi (7,035.18 km) |
