| River Forest to Rodgau | 4,344.66 mi (6,992.06 km) |
| River Forest to Roding | 4,510.22 mi (7,258.50 km) |
| River Forest to Rodinghausen | 4,245.35 mi (6,832.23 km) |
| River Forest to Roetgen | 4,221.55 mi (6,793.93 km) |
| River Forest to Rommerskirchen | 4,225.62 mi (6,800.48 km) |
| River Forest to Ronnenberg | 4,284.56 mi (6,895.33 km) |
| River Forest to Rosbach vor der Hohe | 4,327.12 mi (6,963.83 km) |
| River Forest to Rosdorf | 4,324.53 mi (6,959.67 km) |
| River Forest to Rosenheim | 4,551.47 mi (7,324.88 km) |
| River Forest to Rosrath | 4,248.69 mi (6,837.60 km) |
| River Forest to Rossdorf | 4,346.04 mi (6,994.28 km) |
| River Forest to Rosstal | 4,442.43 mi (7,149.40 km) |
| River Forest to Rostock | 4,302.30 mi (6,923.89 km) |
| River Forest to Rotenburg an der Fulda | 4,337.75 mi (6,980.94 km) |
| River Forest to Roth | 4,456.21 mi (7,171.58 km) |
