| Prairie Ridge to Rosolini | 6,058.11 mi (9,749.59 km) |
| Prairie Ridge to Rossano | 5,930.78 mi (9,544.66 km) |
| Prairie Ridge to Rottofreno | 5,424.00 mi (8,729.08 km) |
| Prairie Ridge to Rovato | 5,405.17 mi (8,698.78 km) |
| Prairie Ridge to Roverbella | 5,442.06 mi (8,758.15 km) |
| Prairie Ridge to Rovereto | 5,412.29 mi (8,710.24 km) |
| Prairie Ridge to Rovigo | 5,478.33 mi (8,816.52 km) |
| Prairie Ridge to Rozzano | 5,394.70 mi (8,681.92 km) |
| Prairie Ridge to Rubano | 5,456.97 mi (8,782.14 km) |
| Prairie Ridge to Rubiera | 5,479.19 mi (8,817.90 km) |
| Prairie Ridge to Ruffano | 5,942.91 mi (9,564.20 km) |
| Prairie Ridge to Russi | 5,526.41 mi (8,893.90 km) |
| Prairie Ridge to Rutigliano | 5,852.70 mi (9,419.01 km) |
| Prairie Ridge to Ruvo di Puglia | 5,831.61 mi (9,385.07 km) |
| Prairie Ridge to Sabaudia | 5,736.38 mi (9,231.81 km) |
