| Clarksville to Orthez | 4,393.23 mi (7,070.23 km) |
| Clarksville to Orvault | 4,243.92 mi (6,829.93 km) |
| Clarksville to Osny | 4,346.03 mi (6,994.26 km) |
| Clarksville to Ostwald | 4,590.46 mi (7,387.63 km) |
| Clarksville to Ouistreham | 4,244.49 mi (6,830.84 km) |
| Clarksville to Oullins | 4,565.60 mi (7,347.63 km) |
| Clarksville to Outreau | 4,279.05 mi (6,886.47 km) |
| Clarksville to Oyonnax | 4,583.30 mi (7,376.10 km) |
| Clarksville to Ozoir-la-Ferriere | 4,379.73 mi (7,048.50 km) |
| Clarksville to Pace | 4,212.91 mi (6,780.03 km) |
| Clarksville to Palaiseau | 4,363.86 mi (7,022.95 km) |
| Clarksville to Pamiers | 4,511.49 mi (7,260.54 km) |
| Clarksville to Panazol | 4,412.23 mi (7,100.79 km) |
| Clarksville to Pantin | 4,364.76 mi (7,024.41 km) |
| Clarksville to Paray-le-Monial | 4,512.44 mi (7,262.08 km) |
