| Prairie Ridge to Racale | 5,940.49 mi (9,560.29 km) |
| Prairie Ridge to Racconigi | 5,393.07 mi (8,679.31 km) |
| Prairie Ridge to Raffadali | 5,985.59 mi (9,632.88 km) |
| Prairie Ridge to Ragusa | 6,045.85 mi (9,729.86 km) |
| Prairie Ridge to Ramacca | 6,017.04 mi (9,683.50 km) |
| Prairie Ridge to Randazzo | 5,992.82 mi (9,644.51 km) |
| Prairie Ridge to Rapallo | 5,457.75 mi (8,783.41 km) |
| Prairie Ridge to Ravanusa | 6,005.27 mi (9,664.55 km) |
| Prairie Ridge to Ravenna | 5,528.14 mi (8,896.68 km) |
| Prairie Ridge to Recanati | 5,622.14 mi (9,047.97 km) |
| Prairie Ridge to Recco | 5,454.63 mi (8,778.37 km) |
| Prairie Ridge to Reggello | 5,555.61 mi (8,940.89 km) |
| Prairie Ridge to Reggio di Calabria | 5,996.21 mi (9,649.96 km) |
| Prairie Ridge to Reggio Emilia | 5,472.47 mi (8,807.09 km) |
| Prairie Ridge to Reggiolo | 5,464.13 mi (8,793.67 km) |
