| Mettmann to Roding | 283.18 mi (455.73 km) |
| Mettmann to Rodinghausen | 94.97 mi (152.85 km) |
| Mettmann to Roetgen | 53.22 mi (85.65 km) |
| Mettmann to Rommerskirchen | 19.07 mi (30.69 km) |
| Mettmann to Ronnenberg | 136.62 mi (219.87 km) |
| Mettmann to Rosbach vor der Hohe | 100.30 mi (161.41 km) |
| Mettmann to Rosdorf | 127.68 mi (205.48 km) |
| Mettmann to Rosenheim | 329.73 mi (530.65 km) |
| Mettmann to Rosrath | 25.95 mi (41.76 km) |
| Mettmann to Rossdorf | 124.14 mi (199.79 km) |
| Mettmann to Rosstal | 214.86 mi (345.79 km) |
| Mettmann to Rostock | 291.74 mi (469.51 km) |
| Mettmann to Rotenburg an der Fulda | 121.01 mi (194.75 km) |
| Mettmann to Roth | 228.80 mi (368.22 km) |
| Mettmann to Rothenbach an der Pegnitz | 224.60 mi (361.46 km) |
