| Rhondda to Minervino Murge | 1,173.79 mi (1,889.03 km) |
| Rhondda to Minturno | 1,081.17 mi (1,739.98 km) |
| Rhondda to Mira | 827.30 mi (1,331.42 km) |
| Rhondda to Mirandola | 810.18 mi (1,303.85 km) |
| Rhondda to Mirano | 823.45 mi (1,325.22 km) |
| Rhondda to Misano Adriatico | 912.78 mi (1,468.98 km) |
| Rhondda to Misilmeri | 1,244.51 mi (2,002.85 km) |
| Rhondda to Missaglia | 709.56 mi (1,141.93 km) |
| Rhondda to Misterbianco | 1,323.44 mi (2,129.88 km) |
| Rhondda to Modena | 815.84 mi (1,312.97 km) |
| Rhondda to Modica | 1,351.87 mi (2,175.63 km) |
| Rhondda to Modugno | 1,200.62 mi (1,932.20 km) |
| Rhondda to Mogliano Veneto | 826.25 mi (1,329.72 km) |
| Rhondda to Molfetta | 1,188.15 mi (1,912.15 km) |
| Rhondda to Molinella | 844.76 mi (1,359.50 km) |
