| Highlands Ranch to Rodgau | 5,064.28 mi (8,150.17 km) |
| Highlands Ranch to Roding | 5,220.71 mi (8,401.92 km) |
| Highlands Ranch to Rodinghausen | 4,947.52 mi (7,962.26 km) |
| Highlands Ranch to Roetgen | 4,946.78 mi (7,961.08 km) |
| Highlands Ranch to Rommerskirchen | 4,945.63 mi (7,959.22 km) |
| Highlands Ranch to Ronnenberg | 4,981.30 mi (8,016.63 km) |
| Highlands Ranch to Rosbach vor der Hohe | 5,045.16 mi (8,119.40 km) |
| Highlands Ranch to Rosdorf | 5,027.37 mi (8,090.76 km) |
| Highlands Ranch to Rosenheim | 5,274.33 mi (8,488.22 km) |
| Highlands Ranch to Rosrath | 4,967.87 mi (7,995.02 km) |
| Highlands Ranch to Rossdorf | 5,067.50 mi (8,155.35 km) |
| Highlands Ranch to Rosstal | 5,158.55 mi (8,301.88 km) |
| Highlands Ranch to Rostock | 4,972.73 mi (8,002.83 km) |
| Highlands Ranch to Rotenburg an der Fulda | 5,045.61 mi (8,120.13 km) |
| Highlands Ranch to Roth | 5,172.66 mi (8,324.60 km) |
