| Boulder City to Orthez | 5,573.05 mi (8,968.95 km) |
| Boulder City to Orvault | 5,370.59 mi (8,643.14 km) |
| Boulder City to Osny | 5,416.25 mi (8,716.62 km) |
| Boulder City to Ostwald | 5,624.48 mi (9,051.72 km) |
| Boulder City to Ouistreham | 5,327.86 mi (8,574.37 km) |
| Boulder City to Oullins | 5,668.58 mi (9,122.70 km) |
| Boulder City to Outreau | 5,324.47 mi (8,568.90 km) |
| Boulder City to Oyonnax | 5,670.96 mi (9,126.52 km) |
| Boulder City to Ozoir-la-Ferriere | 5,450.03 mi (8,770.98 km) |
| Boulder City to Pace | 5,326.12 mi (8,571.55 km) |
| Boulder City to Palaiseau | 5,438.49 mi (8,752.41 km) |
| Boulder City to Pamiers | 5,679.02 mi (9,139.49 km) |
| Boulder City to Panazol | 5,540.55 mi (8,916.66 km) |
| Boulder City to Pantin | 5,435.18 mi (8,747.08 km) |
| Boulder City to Paray-le-Monial | 5,609.40 mi (9,027.46 km) |
