| Romulus to Mombris | 4,171.60 mi (6,713.55 km) |
| Romulus to Monchengladbach | 4,028.65 mi (6,483.49 km) |
| Romulus to Monschau | 4,043.81 mi (6,507.88 km) |
| Romulus to Montabaur | 4,107.66 mi (6,610.64 km) |
| Romulus to Moosburg | 4,336.33 mi (6,978.65 km) |
| Romulus to Morbach | 4,102.53 mi (6,602.38 km) |
| Romulus to Morfelden-Walldorf | 4,151.94 mi (6,681.91 km) |
| Romulus to Morlenbach | 4,172.27 mi (6,714.61 km) |
| Romulus to Morsbach | 4,088.46 mi (6,579.75 km) |
| Romulus to Mosbach | 4,196.89 mi (6,754.24 km) |
| Romulus to Mosigkau | 4,219.67 mi (6,790.90 km) |
| Romulus to Mossingen | 4,228.29 mi (6,804.77 km) |
| Romulus to Much | 4,074.80 mi (6,557.76 km) |
| Romulus to Mucheln | 4,223.87 mi (6,797.66 km) |
| Romulus to Muhlacker | 4,199.85 mi (6,759.00 km) |
