| Clarkston to Orthez | 4,363.84 mi (7,022.93 km) |
| Clarkston to Orvault | 4,230.99 mi (6,809.12 km) |
| Clarkston to Osny | 4,346.37 mi (6,994.81 km) |
| Clarkston to Ostwald | 4,596.45 mi (7,397.27 km) |
| Clarkston to Ouistreham | 4,242.87 mi (6,828.24 km) |
| Clarkston to Oullins | 4,554.71 mi (7,330.10 km) |
| Clarkston to Outreau | 4,286.50 mi (6,898.46 km) |
| Clarkston to Oyonnax | 4,576.10 mi (7,364.52 km) |
| Clarkston to Ozoir-la-Ferriere | 4,379.59 mi (7,048.27 km) |
| Clarkston to Pace | 4,203.98 mi (6,765.65 km) |
| Clarkston to Palaiseau | 4,362.84 mi (7,021.31 km) |
| Clarkston to Pamiers | 4,484.09 mi (7,216.44 km) |
| Clarkston to Panazol | 4,396.66 mi (7,075.74 km) |
| Clarkston to Pantin | 4,364.80 mi (7,024.46 km) |
| Clarkston to Paray-le-Monial | 4,503.78 mi (7,248.14 km) |
