| Mountain Ash to Plombieres | 408.82 mi (657.93 km) |
| Mountain Ash to Pont-a-Celles | 345.03 mi (555.27 km) |
| Mountain Ash to Poperinge | 269.93 mi (434.42 km) |
| Mountain Ash to Profondeville | 369.40 mi (594.49 km) |
| Mountain Ash to Putte | 348.21 mi (560.38 km) |
| Mountain Ash to Puurs | 332.80 mi (535.59 km) |
| Mountain Ash to Quaregnon | 326.12 mi (524.84 km) |
| Mountain Ash to Raeren | 416.70 mi (670.62 km) |
| Mountain Ash to Ranst | 342.94 mi (551.90 km) |
| Mountain Ash to Ravels | 360.67 mi (580.44 km) |
| Mountain Ash to Retie | 364.40 mi (586.45 km) |
| Mountain Ash to Riemst | 392.84 mi (632.21 km) |
| Mountain Ash to Rijkevorsel | 350.81 mi (564.58 km) |
| Mountain Ash to Rixensart | 348.81 mi (561.36 km) |
| Mountain Ash to Rochefort | 388.47 mi (625.18 km) |
