| Fort Collins to Rothenbach an der Pegnitz | 5,113.92 mi (8,230.06 km) |
| Fort Collins to Rothenburg ob der Tauber | 5,084.77 mi (8,183.14 km) |
| Fort Collins to Rottweil | 5,091.82 mi (8,194.49 km) |
| Fort Collins to Rudersberg | 5,087.42 mi (8,187.40 km) |
| Fort Collins to Rudesheim am Rhein | 4,983.16 mi (8,019.63 km) |
| Fort Collins to Rudolstadt | 5,056.47 mi (8,137.59 km) |
| Fort Collins to Runkel | 4,970.68 mi (7,999.53 km) |
| Fort Collins to Ruppichteroth | 4,928.58 mi (7,931.78 km) |
| Fort Collins to Russelsheim | 4,998.29 mi (8,043.97 km) |
| Fort Collins to Rutesheim | 5,071.90 mi (8,162.43 km) |
| Fort Collins to Ruthen | 4,930.19 mi (7,934.38 km) |
| Fort Collins to Saalfeld | 5,060.94 mi (8,144.79 km) |
| Fort Collins to Saarbrucken | 4,987.45 mi (8,026.52 km) |
| Fort Collins to Saarlouis | 4,975.23 mi (8,006.86 km) |
| Fort Collins to Saarwellingen | 4,975.33 mi (8,007.02 km) |
