| Cwmbran to Mombris | 542.04 mi (872.33 km) |
| Cwmbran to Monchengladbach | 408.21 mi (656.96 km) |
| Cwmbran to Monschau | 409.20 mi (658.54 km) |
| Cwmbran to Montabaur | 478.14 mi (769.49 km) |
| Cwmbran to Moosburg | 697.43 mi (1,122.40 km) |
| Cwmbran to Morbach | 460.68 mi (741.40 km) |
| Cwmbran to Morfelden-Walldorf | 518.58 mi (834.57 km) |
| Cwmbran to Morlenbach | 533.88 mi (859.20 km) |
| Cwmbran to Morsbach | 467.01 mi (751.58 km) |
| Cwmbran to Mosbach | 557.09 mi (896.56 km) |
| Cwmbran to Mosigkau | 651.53 mi (1,048.54 km) |
| Cwmbran to Mossingen | 580.25 mi (933.83 km) |
| Cwmbran to Much | 452.81 mi (728.72 km) |
| Cwmbran to Mucheln | 637.17 mi (1,025.43 km) |
| Cwmbran to Muhlacker | 554.99 mi (893.17 km) |
