| Rhondda to Miedzychod | 819.38 mi (1,318.67 km) |
| Rhondda to Miedzyrzec Podlaski | 1,113.73 mi (1,792.38 km) |
| Rhondda to Miedzyrzecz | 807.59 mi (1,299.69 km) |
| Rhondda to Mielec | 1,080.38 mi (1,738.71 km) |
| Rhondda to Mikolow | 973.97 mi (1,567.46 km) |
| Rhondda to Milanowek | 1,023.96 mi (1,647.90 km) |
| Rhondda to Milicz | 885.95 mi (1,425.81 km) |
| Rhondda to Minsk Mazowiecki | 1,060.61 mi (1,706.88 km) |
| Rhondda to Mlawa | 1,004.09 mi (1,615.92 km) |
| Rhondda to Mogilno | 905.69 mi (1,457.57 km) |
| Rhondda to Monki | 1,103.77 mi (1,776.35 km) |
| Rhondda to Morag | 984.42 mi (1,584.27 km) |
| Rhondda to Mosina | 861.53 mi (1,386.50 km) |
| Rhondda to Mragowo | 1,040.11 mi (1,673.90 km) |
| Rhondda to Murowana Goslina | 867.02 mi (1,395.33 km) |
