| Swansea to Mombris | 4,597.85 mi (7,399.52 km) |
| Swansea to Monchengladbach | 4,454.80 mi (7,169.31 km) |
| Swansea to Monschau | 4,470.69 mi (7,194.88 km) |
| Swansea to Montabaur | 4,534.07 mi (7,296.88 km) |
| Swansea to Moosburg | 4,762.98 mi (7,665.28 km) |
| Swansea to Morbach | 4,529.81 mi (7,290.03 km) |
| Swansea to Morfelden-Walldorf | 4,578.49 mi (7,368.37 km) |
| Swansea to Morlenbach | 4,599.15 mi (7,401.61 km) |
| Swansea to Morsbach | 4,514.46 mi (7,265.32 km) |
| Swansea to Mosbach | 4,623.85 mi (7,441.36 km) |
| Swansea to Mosigkau | 4,642.32 mi (7,471.09 km) |
| Swansea to Mossingen | 4,656.11 mi (7,493.29 km) |
| Swansea to Much | 4,500.88 mi (7,243.46 km) |
| Swansea to Mucheln | 4,647.45 mi (7,479.35 km) |
| Swansea to Muhlacker | 4,627.29 mi (7,446.90 km) |
