| River Ridge to Orthez | 4,804.05 mi (7,731.37 km) |
| River Ridge to Orvault | 4,670.05 mi (7,515.72 km) |
| River Ridge to Osny | 4,783.33 mi (7,698.03 km) |
| River Ridge to Ostwald | 5,032.30 mi (8,098.70 km) |
| River Ridge to Ouistreham | 4,680.17 mi (7,532.01 km) |
| River Ridge to Oullins | 4,993.61 mi (8,036.44 km) |
| River Ridge to Outreau | 4,721.85 mi (7,599.08 km) |
| River Ridge to Oyonnax | 5,014.48 mi (8,070.03 km) |
| River Ridge to Ozoir-la-Ferriere | 4,816.67 mi (7,751.67 km) |
| River Ridge to Pace | 4,642.50 mi (7,471.37 km) |
| River Ridge to Palaiseau | 4,800.08 mi (7,724.98 km) |
| River Ridge to Pamiers | 4,924.26 mi (7,924.83 km) |
| River Ridge to Panazol | 4,836.06 mi (7,782.88 km) |
| River Ridge to Pantin | 4,801.83 mi (7,727.80 km) |
| River Ridge to Paray-le-Monial | 4,942.36 mi (7,953.96 km) |
