| Pittsburg to Orthez | 5,708.62 mi (9,187.14 km) |
| Pittsburg to Orvault | 5,490.04 mi (8,835.37 km) |
| Pittsburg to Osny | 5,514.46 mi (8,874.67 km) |
| Pittsburg to Ostwald | 5,705.61 mi (9,182.30 km) |
| Pittsburg to Ouistreham | 5,432.57 mi (8,742.87 km) |
| Pittsburg to Oullins | 5,773.52 mi (9,291.59 km) |
| Pittsburg to Outreau | 5,415.91 mi (8,716.06 km) |
| Pittsburg to Oyonnax | 5,770.27 mi (9,286.35 km) |
| Pittsburg to Ozoir-la-Ferriere | 5,547.58 mi (8,927.96 km) |
| Pittsburg to Pace | 5,441.54 mi (8,757.32 km) |
| Pittsburg to Palaiseau | 5,537.81 mi (8,912.25 km) |
| Pittsburg to Pamiers | 5,807.94 mi (9,346.98 km) |
| Pittsburg to Panazol | 5,657.30 mi (9,104.55 km) |
| Pittsburg to Pantin | 5,533.07 mi (8,904.62 km) |
| Pittsburg to Paray-le-Monial | 5,713.31 mi (9,194.68 km) |
