| Caldicot to Mombris | 529.96 mi (852.88 km) |
| Caldicot to Monchengladbach | 396.52 mi (638.13 km) |
| Caldicot to Monschau | 397.11 mi (639.09 km) |
| Caldicot to Montabaur | 466.11 mi (750.12 km) |
| Caldicot to Moosburg | 685.11 mi (1,102.58 km) |
| Caldicot to Morbach | 448.39 mi (721.61 km) |
| Caldicot to Morfelden-Walldorf | 506.43 mi (815.02 km) |
| Caldicot to Morlenbach | 521.63 mi (839.48 km) |
| Caldicot to Morsbach | 455.19 mi (732.55 km) |
| Caldicot to Mosbach | 544.81 mi (876.78 km) |
| Caldicot to Mosigkau | 640.50 mi (1,030.79 km) |
| Caldicot to Mossingen | 567.84 mi (913.85 km) |
| Caldicot to Much | 440.99 mi (709.71 km) |
| Caldicot to Mucheln | 625.82 mi (1,007.16 km) |
| Caldicot to Muhlacker | 542.62 mi (873.26 km) |
