| Merthyr Tudful to Parempuyre | 486.28 mi (782.59 km) |
| Merthyr Tudful to Paris | 321.91 mi (518.06 km) |
| Merthyr Tudful to Parthenay | 379.23 mi (610.31 km) |
| Merthyr Tudful to Passy | 608.28 mi (978.93 km) |
| Merthyr Tudful to Pau | 599.86 mi (965.39 km) |
| Merthyr Tudful to Pelissanne | 685.63 mi (1,103.42 km) |
| Merthyr Tudful to Perenchies | 284.66 mi (458.11 km) |
| Merthyr Tudful to Perigny | 399.83 mi (643.46 km) |
| Merthyr Tudful to Perigueux | 489.79 mi (788.25 km) |
| Merthyr Tudful to Pernes-les-Fontaines | 661.86 mi (1,065.16 km) |
| Merthyr Tudful to Perols | 659.25 mi (1,060.97 km) |
| Merthyr Tudful to Perpignan | 690.16 mi (1,110.71 km) |
| Merthyr Tudful to Persan | 306.11 mi (492.64 km) |
| Merthyr Tudful to Pertuis | 691.50 mi (1,112.85 km) |
| Merthyr Tudful to Pessac | 495.52 mi (797.47 km) |
