| McDonough to Orthez | 4,374.85 mi (7,040.63 km) |
| McDonough to Orvault | 4,243.52 mi (6,829.29 km) |
| McDonough to Osny | 4,360.04 mi (7,016.80 km) |
| McDonough to Ostwald | 4,610.55 mi (7,419.96 km) |
| McDonough to Ouistreham | 4,256.40 mi (6,850.01 km) |
| McDonough to Oullins | 4,567.35 mi (7,350.43 km) |
| McDonough to Outreau | 4,300.80 mi (6,921.47 km) |
| McDonough to Oyonnax | 4,589.05 mi (7,385.36 km) |
| McDonough to Ozoir-la-Ferriere | 4,393.21 mi (7,070.19 km) |
| McDonough to Pace | 4,216.87 mi (6,786.40 km) |
| McDonough to Palaiseau | 4,376.39 mi (7,043.11 km) |
| McDonough to Pamiers | 4,495.24 mi (7,234.39 km) |
| McDonough to Panazol | 4,408.92 mi (7,095.46 km) |
| McDonough to Pantin | 4,378.44 mi (7,046.41 km) |
| McDonough to Paray-le-Monial | 4,516.62 mi (7,268.80 km) |
