| Merthyr Tudful to Saint-Nazaire | 313.18 mi (504.01 km) |
| Merthyr Tudful to Saint-Omer | 253.31 mi (407.66 km) |
| Merthyr Tudful to Saint-Orens-de-Gameville | 610.08 mi (981.82 km) |
| Merthyr Tudful to Saint-Ouen | 318.80 mi (513.06 km) |
| Merthyr Tudful to Saint-Ouen-l'Aumone | 305.17 mi (491.13 km) |
| Merthyr Tudful to Saint-Paul-les-Dax | 564.31 mi (908.17 km) |
| Merthyr Tudful to Saint-Paul-Trois-Chateaux | 633.68 mi (1,019.80 km) |
| Merthyr Tudful to Saint-Philbert-de-Grand-Lieu | 334.52 mi (538.36 km) |
| Merthyr Tudful to Saint-Pierre-des-Corps | 352.40 mi (567.14 km) |
| Merthyr Tudful to Saint-Pierre-du-Mont | 558.95 mi (899.55 km) |
| Merthyr Tudful to Saint-Pierre-du-Perray | 337.90 mi (543.80 km) |
| Merthyr Tudful to Saint-Pol-sur-Mer | 251.50 mi (404.75 km) |
| Merthyr Tudful to Saint-Priest | 563.58 mi (907.00 km) |
| Merthyr Tudful to Saint-Quentin | 318.97 mi (513.34 km) |
| Merthyr Tudful to Saint-Rambert | 553.60 mi (890.94 km) |
