| Prairie Ridge to Nyon | 5,261.20 mi (8,467.09 km) |
| Prairie Ridge to Oberriet | 5,291.15 mi (8,515.29 km) |
| Prairie Ridge to Obersiggenthal | 5,249.69 mi (8,448.56 km) |
| Prairie Ridge to Oberwil | 5,229.66 mi (8,416.32 km) |
| Prairie Ridge to Oberwingert | 5,259.76 mi (8,464.77 km) |
| Prairie Ridge to Oftringen | 5,250.23 mi (8,449.43 km) |
| Prairie Ridge to Olten | 5,247.87 mi (8,445.63 km) |
| Prairie Ridge to Onex | 5,269.25 mi (8,480.04 km) |
| Prairie Ridge to Opfikon | 5,259.66 mi (8,464.60 km) |
| Prairie Ridge to Ostermundigen | 5,260.49 mi (8,465.94 km) |
| Prairie Ridge to Payerne | 5,254.29 mi (8,455.97 km) |
| Prairie Ridge to Pfaffikon | 5,268.93 mi (8,479.52 km) |
| Prairie Ridge to Plan-les-Ouates | 5,270.65 mi (8,482.29 km) |
| Prairie Ridge to Pratteln | 5,233.13 mi (8,421.92 km) |
| Prairie Ridge to Prilly | 5,262.09 mi (8,468.52 km) |
