| Dumbarton to Rodgau | 691.67 mi (1,113.14 km) |
| Dumbarton to Roding | 852.07 mi (1,371.27 km) |
| Dumbarton to Rodinghausen | 585.81 mi (942.76 km) |
| Dumbarton to Roetgen | 574.87 mi (925.16 km) |
| Dumbarton to Rommerskirchen | 572.89 mi (921.97 km) |
| Dumbarton to Ronnenberg | 626.52 mi (1,008.28 km) |
| Dumbarton to Rosbach vor der Hohe | 672.79 mi (1,082.75 km) |
| Dumbarton to Rosdorf | 664.77 mi (1,069.85 km) |
| Dumbarton to Rosenheim | 901.63 mi (1,451.03 km) |
| Dumbarton to Rosrath | 595.20 mi (957.88 km) |
| Dumbarton to Rossdorf | 694.76 mi (1,118.11 km) |
| Dumbarton to Rosstal | 786.98 mi (1,266.52 km) |
| Dumbarton to Rostock | 672.26 mi (1,081.89 km) |
| Dumbarton to Rotenburg an der Fulda | 678.36 mi (1,091.72 km) |
| Dumbarton to Roth | 801.02 mi (1,289.12 km) |
