| Rhondda to Moncalieri | 683.67 mi (1,100.26 km) |
| Rhondda to Mondolfo | 937.64 mi (1,508.99 km) |
| Rhondda to Mondovi | 719.25 mi (1,157.53 km) |
| Rhondda to Monesiglio | 725.01 mi (1,166.79 km) |
| Rhondda to Monfalcone | 868.23 mi (1,397.28 km) |
| Rhondda to Monopoli | 1,226.39 mi (1,973.68 km) |
| Rhondda to Monreale | 1,236.69 mi (1,990.27 km) |
| Rhondda to Monselice | 821.05 mi (1,321.35 km) |
| Rhondda to Monserrato | 1,046.25 mi (1,683.77 km) |
| Rhondda to Monsummano | 848.39 mi (1,365.35 km) |
| Rhondda to Montagnana | 810.17 mi (1,303.84 km) |
| Rhondda to Montale | 852.38 mi (1,371.78 km) |
| Rhondda to Montalto di Castro | 951.08 mi (1,530.62 km) |
| Rhondda to Montalto Uffugo | 1,261.61 mi (2,030.37 km) |
| Rhondda to Monte Compatri | 1,018.14 mi (1,638.54 km) |
