| Greenock to Rodgau | 698.29 mi (1,123.78 km) |
| Greenock to Roding | 858.97 mi (1,382.38 km) |
| Greenock to Rodinghausen | 593.01 mi (954.35 km) |
| Greenock to Roetgen | 581.17 mi (935.30 km) |
| Greenock to Rommerskirchen | 579.44 mi (932.52 km) |
| Greenock to Ronnenberg | 633.83 mi (1,020.06 km) |
| Greenock to Rosbach vor der Hohe | 679.45 mi (1,093.47 km) |
| Greenock to Rosdorf | 671.92 mi (1,081.35 km) |
| Greenock to Rosenheim | 908.19 mi (1,461.60 km) |
| Greenock to Rosrath | 601.80 mi (968.50 km) |
| Greenock to Rossdorf | 701.30 mi (1,128.64 km) |
| Greenock to Rosstal | 793.73 mi (1,277.38 km) |
| Greenock to Rostock | 679.91 mi (1,094.21 km) |
| Greenock to Rotenburg an der Fulda | 685.37 mi (1,102.99 km) |
| Greenock to Roth | 807.76 mi (1,299.97 km) |
