| Ardrossan to Rodgau | 689.39 mi (1,109.46 km) |
| Ardrossan to Roding | 851.61 mi (1,370.53 km) |
| Ardrossan to Rodinghausen | 587.76 mi (945.92 km) |
| Ardrossan to Roetgen | 570.91 mi (918.79 km) |
| Ardrossan to Rommerskirchen | 570.30 mi (917.81 km) |
| Ardrossan to Ronnenberg | 629.54 mi (1,013.14 km) |
| Ardrossan to Rosbach vor der Hohe | 670.83 mi (1,079.60 km) |
| Ardrossan to Rosdorf | 666.23 mi (1,072.19 km) |
| Ardrossan to Rosenheim | 898.99 mi (1,446.79 km) |
| Ardrossan to Rosrath | 592.87 mi (954.13 km) |
| Ardrossan to Rossdorf | 692.07 mi (1,113.78 km) |
| Ardrossan to Rosstal | 785.49 mi (1,264.13 km) |
| Ardrossan to Rostock | 680.54 mi (1,095.22 km) |
| Ardrossan to Rotenburg an der Fulda | 678.67 mi (1,092.22 km) |
| Ardrossan to Roth | 799.47 mi (1,286.63 km) |
