| Prairie Ridge to Redon | 4,961.05 mi (7,984.05 km) |
| Prairie Ridge to Reims | 5,039.33 mi (8,110.02 km) |
| Prairie Ridge to Rennes | 4,947.53 mi (7,962.28 km) |
| Prairie Ridge to Revel | 5,311.41 mi (8,547.89 km) |
| Prairie Ridge to Reze | 5,000.91 mi (8,048.19 km) |
| Prairie Ridge to Riedisheim | 5,211.29 mi (8,386.76 km) |
| Prairie Ridge to Rillieux-la-Pape | 5,258.07 mi (8,462.04 km) |
| Prairie Ridge to Riom | 5,205.26 mi (8,377.05 km) |
| Prairie Ridge to Riorges | 5,222.22 mi (8,404.35 km) |
| Prairie Ridge to Ris-Orangis | 5,030.99 mi (8,096.59 km) |
| Prairie Ridge to Rive-de-Gier | 5,267.17 mi (8,476.69 km) |
| Prairie Ridge to Rivesaltes | 5,375.61 mi (8,651.21 km) |
| Prairie Ridge to Rixheim | 5,212.21 mi (8,388.25 km) |
| Prairie Ridge to Roanne | 5,223.33 mi (8,406.14 km) |
| Prairie Ridge to Roche-la-Moliere | 5,264.64 mi (8,472.62 km) |
