| Rhondda to Luzzara | 792.35 mi (1,275.17 km) |
| Rhondda to Luzzi | 1,263.77 mi (2,033.84 km) |
| Rhondda to Macerata | 971.52 mi (1,563.51 km) |
| Rhondda to Macerata Campania | 1,109.59 mi (1,785.71 km) |
| Rhondda to Macomer | 976.29 mi (1,571.18 km) |
| Rhondda to Maddaloni | 1,115.42 mi (1,795.10 km) |
| Rhondda to Magenta | 703.61 mi (1,132.35 km) |
| Rhondda to Magione | 932.61 mi (1,500.89 km) |
| Rhondda to Maglie | 1,297.94 mi (2,088.83 km) |
| Rhondda to Magnago | 695.48 mi (1,119.27 km) |
| Rhondda to Malalbergo | 835.29 mi (1,344.27 km) |
| Rhondda to Malnate | 688.49 mi (1,108.02 km) |
| Rhondda to Malo | 789.94 mi (1,271.28 km) |
| Rhondda to Mandello del Lario | 699.46 mi (1,125.67 km) |
| Rhondda to Manduria | 1,265.44 mi (2,036.53 km) |
