| Prairie Ridge to Orthez | 5,227.84 mi (8,413.40 km) |
| Prairie Ridge to Orvault | 4,995.02 mi (8,038.71 km) |
| Prairie Ridge to Osny | 4,998.88 mi (8,044.91 km) |
| Prairie Ridge to Ostwald | 5,173.31 mi (8,325.64 km) |
| Prairie Ridge to Ouistreham | 4,923.80 mi (7,924.09 km) |
| Prairie Ridge to Oullins | 5,261.73 mi (8,467.94 km) |
| Prairie Ridge to Outreau | 4,895.10 mi (7,877.90 km) |
| Prairie Ridge to Oyonnax | 5,253.33 mi (8,454.42 km) |
| Prairie Ridge to Ozoir-la-Ferriere | 5,031.07 mi (8,096.72 km) |
| Prairie Ridge to Pace | 4,943.04 mi (7,955.05 km) |
| Prairie Ridge to Palaiseau | 5,023.02 mi (8,083.78 km) |
| Prairie Ridge to Pamiers | 5,319.23 mi (8,560.47 km) |
| Prairie Ridge to Panazol | 5,157.92 mi (8,300.87 km) |
| Prairie Ridge to Pantin | 5,017.01 mi (8,074.10 km) |
| Prairie Ridge to Paray-le-Monial | 5,201.11 mi (8,370.38 km) |
