| Rocky River to Orthez | 3,960.05 mi (6,373.09 km) |
| Rocky River to Orvault | 3,804.19 mi (6,122.26 km) |
| Rocky River to Osny | 3,902.10 mi (6,279.83 km) |
| Rocky River to Ostwald | 4,145.01 mi (6,670.75 km) |
| Rocky River to Ouistreham | 3,801.17 mi (6,117.40 km) |
| Rocky River to Oullins | 4,124.77 mi (6,638.18 km) |
| Rocky River to Outreau | 3,833.50 mi (6,169.43 km) |
| Rocky River to Oyonnax | 4,141.27 mi (6,664.73 km) |
| Rocky River to Ozoir-la-Ferriere | 3,935.90 mi (6,334.22 km) |
| Rocky River to Pace | 3,771.85 mi (6,070.21 km) |
| Rocky River to Palaiseau | 3,920.27 mi (6,309.07 km) |
| Rocky River to Pamiers | 4,077.19 mi (6,561.61 km) |
| Rocky River to Panazol | 3,973.23 mi (6,394.29 km) |
| Rocky River to Pantin | 3,920.90 mi (6,310.08 km) |
| Rocky River to Paray-le-Monial | 4,070.95 mi (6,551.56 km) |
