| Gengenbach to Redon | 469.29 mi (755.25 km) |
| Gengenbach to Reims | 190.64 mi (306.81 km) |
| Gengenbach to Rennes | 446.17 mi (718.04 km) |
| Gengenbach to Revel | 446.99 mi (719.36 km) |
| Gengenbach to Reze | 452.39 mi (728.05 km) |
| Gengenbach to Riedisheim | 54.11 mi (87.07 km) |
| Gengenbach to Rillieux-la-Pape | 230.71 mi (371.29 km) |
| Gengenbach to Riom | 288.18 mi (463.77 km) |
| Gengenbach to Riorges | 247.61 mi (398.48 km) |
| Gengenbach to Ris-Orangis | 256.81 mi (413.30 km) |
| Gengenbach to Rive-de-Gier | 254.97 mi (410.33 km) |
| Gengenbach to Rivesaltes | 461.51 mi (742.73 km) |
| Gengenbach to Rixheim | 53.15 mi (85.53 km) |
| Gengenbach to Roanne | 246.89 mi (397.34 km) |
| Gengenbach to Roche-la-Moliere | 268.97 mi (432.86 km) |
