| Didcot to Rouvroy | 198.71 mi (319.79 km) |
| Didcot to Royan | 413.48 mi (665.43 km) |
| Didcot to Rueil-Malmaison | 241.70 mi (388.98 km) |
| Didcot to Rumilly | 513.75 mi (826.80 km) |
| Didcot to Sable-sur-Sarthe | 263.33 mi (423.79 km) |
| Didcot to Saint-Amand-les-Eaux | 218.01 mi (350.85 km) |
| Didcot to Saint-Amand-Montrond | 377.34 mi (607.27 km) |
| Didcot to Saint-Andre | 196.90 mi (316.88 km) |
| Didcot to Saint-Andre-de-Cubzac | 458.25 mi (737.48 km) |
| Didcot to Saint-Andre-les-Vergers | 328.86 mi (529.24 km) |
| Didcot to Saint-Ave | 278.90 mi (448.85 km) |
| Didcot to Saint-Avertin | 305.90 mi (492.30 km) |
| Didcot to Saint-Avold | 390.45 mi (628.38 km) |
| Didcot to Saint-Barthelemy-d'Anjou | 287.89 mi (463.31 km) |
| Didcot to Saint-Brevin-les-Pins | 304.07 mi (489.36 km) |
