| Rhondda to Mions | 560.75 mi (902.43 km) |
| Rhondda to Mios | 497.66 mi (800.91 km) |
| Rhondda to Miramas | 678.73 mi (1,092.30 km) |
| Rhondda to Miribel | 552.23 mi (888.73 km) |
| Rhondda to Mitry-Mory | 322.31 mi (518.71 km) |
| Rhondda to Moissac | 559.11 mi (899.80 km) |
| Rhondda to Moissy-Cramayel | 336.79 mi (542.02 km) |
| Rhondda to Molsheim | 527.60 mi (849.09 km) |
| Rhondda to Mondeville | 216.91 mi (349.09 km) |
| Rhondda to Monistrol-sur-Loire | 557.81 mi (897.71 km) |
| Rhondda to Mons-en-Baroeul | 290.93 mi (468.20 km) |
| Rhondda to Mont-de-Marsan | 550.62 mi (886.14 km) |
| Rhondda to Mont-Saint-Aignan | 247.45 mi (398.23 km) |
| Rhondda to Mont-Saint-Martin | 427.88 mi (688.61 km) |
| Rhondda to Montargis | 370.89 mi (596.88 km) |
