| Prairie Ridge to Rheinbach | 5,034.15 mi (8,101.68 km) |
| Prairie Ridge to Rheinberg | 4,973.24 mi (8,003.66 km) |
| Prairie Ridge to Rheine | 4,950.61 mi (7,967.24 km) |
| Prairie Ridge to Rheinfelden (Baden) | 5,232.85 mi (8,421.46 km) |
| Prairie Ridge to Ribnitz-Damgarten | 4,946.14 mi (7,960.05 km) |
| Prairie Ridge to Richterich | 5,002.48 mi (8,050.71 km) |
| Prairie Ridge to Riedlingen | 5,239.48 mi (8,432.13 km) |
| Prairie Ridge to Riegelsberg | 5,111.06 mi (8,225.46 km) |
| Prairie Ridge to Rielasingen-Worblingen | 5,248.75 mi (8,447.05 km) |
| Prairie Ridge to Riesa | 5,139.22 mi (8,270.77 km) |
| Prairie Ridge to Rietberg | 5,001.81 mi (8,049.64 km) |
| Prairie Ridge to Rinteln | 4,993.97 mi (8,037.01 km) |
| Prairie Ridge to Ritterhude | 4,928.76 mi (7,932.07 km) |
| Prairie Ridge to Rodenbach | 5,111.99 mi (8,226.95 km) |
| Prairie Ridge to Rodental | 5,151.21 mi (8,290.06 km) |
