| Greenbelt to Rodgau | 4,058.29 mi (6,531.19 km) |
| Greenbelt to Roding | 4,229.13 mi (6,806.13 km) |
| Greenbelt to Rodinghausen | 3,979.04 mi (6,403.65 km) |
| Greenbelt to Roetgen | 3,932.38 mi (6,328.56 km) |
| Greenbelt to Rommerskirchen | 3,941.74 mi (6,343.62 km) |
| Greenbelt to Ronnenberg | 4,022.65 mi (6,473.84 km) |
| Greenbelt to Rosbach vor der Hohe | 4,042.78 mi (6,506.22 km) |
| Greenbelt to Rosdorf | 4,055.56 mi (6,526.79 km) |
| Greenbelt to Rosenheim | 4,257.03 mi (6,851.02 km) |
| Greenbelt to Rosrath | 3,965.08 mi (6,381.18 km) |
| Greenbelt to Rossdorf | 4,057.76 mi (6,530.33 km) |
| Greenbelt to Rosstal | 4,157.29 mi (6,690.50 km) |
| Greenbelt to Rostock | 4,065.59 mi (6,542.93 km) |
| Greenbelt to Rotenburg an der Fulda | 4,063.42 mi (6,539.45 km) |
| Greenbelt to Roth | 4,170.41 mi (6,711.63 km) |
