| North Richland Hills to Montevarchi | 5,511.78 mi (8,870.36 km) |
| North Richland Hills to Monticello Conte Otto | 5,428.32 mi (8,736.03 km) |
| North Richland Hills to Montichiari | 5,388.66 mi (8,672.21 km) |
| North Richland Hills to Montignoso | 5,435.23 mi (8,747.16 km) |
| North Richland Hills to Montopoli in Val d'Arno | 5,472.93 mi (8,807.84 km) |
| North Richland Hills to Monza | 5,337.55 mi (8,589.96 km) |
| North Richland Hills to Morbegno | 5,327.75 mi (8,574.19 km) |
| North Richland Hills to Mori | 5,394.73 mi (8,681.98 km) |
| North Richland Hills to Morlupo | 5,606.75 mi (9,023.20 km) |
| North Richland Hills to Morrovalle | 5,601.52 mi (9,014.77 km) |
| North Richland Hills to Mortara | 5,329.50 mi (8,577.01 km) |
| North Richland Hills to Mosciano Sant'Angelo | 5,637.37 mi (9,072.47 km) |
| North Richland Hills to Motta di Livenza | 5,460.99 mi (8,788.62 km) |
| North Richland Hills to Motta Sant'Anastasia | 5,906.61 mi (9,505.77 km) |
| North Richland Hills to Mottola | 5,855.61 mi (9,423.70 km) |
