| Boulogne-sur-Mer to Roding | 495.41 mi (797.28 km) |
| Boulogne-sur-Mer to Rodinghausen | 313.58 mi (504.66 km) |
| Boulogne-sur-Mer to Roetgen | 200.75 mi (323.08 km) |
| Boulogne-sur-Mer to Rommerskirchen | 222.29 mi (357.74 km) |
| Boulogne-sur-Mer to Ronnenberg | 362.55 mi (583.47 km) |
| Boulogne-sur-Mer to Rosbach vor der Hohe | 312.61 mi (503.10 km) |
| Boulogne-sur-Mer to Rosdorf | 363.13 mi (584.40 km) |
| Boulogne-sur-Mer to Rosenheim | 513.43 mi (826.28 km) |
| Boulogne-sur-Mer to Rosrath | 243.34 mi (391.62 km) |
| Boulogne-sur-Mer to Rossdorf | 320.73 mi (516.17 km) |
| Boulogne-sur-Mer to Rosstal | 420.89 mi (677.35 km) |
| Boulogne-sur-Mer to Rostock | 499.70 mi (804.18 km) |
| Boulogne-sur-Mer to Rotenburg an der Fulda | 354.14 mi (569.93 km) |
| Boulogne-sur-Mer to Roth | 432.90 mi (696.69 km) |
| Boulogne-sur-Mer to Rothenbach an der Pegnitz | 435.08 mi (700.19 km) |
