| Gresham to Orthez | 5,324.46 mi (8,568.89 km) |
| Gresham to Orvault | 5,093.63 mi (8,197.40 km) |
| Gresham to Osny | 5,100.54 mi (8,208.52 km) |
| Gresham to Ostwald | 5,277.47 mi (8,493.26 km) |
| Gresham to Ouistreham | 5,024.41 mi (8,086.01 km) |
| Gresham to Oullins | 5,362.99 mi (8,630.89 km) |
| Gresham to Outreau | 4,997.47 mi (8,042.64 km) |
| Gresham to Oyonnax | 5,355.33 mi (8,618.57 km) |
| Gresham to Ozoir-la-Ferriere | 5,132.88 mi (8,260.58 km) |
| Gresham to Pace | 5,042.13 mi (8,114.53 km) |
| Gresham to Palaiseau | 5,124.58 mi (8,247.22 km) |
| Gresham to Pamiers | 5,417.10 mi (8,717.99 km) |
| Gresham to Panazol | 5,257.28 mi (8,460.78 km) |
| Gresham to Pantin | 5,118.75 mi (8,237.84 km) |
| Gresham to Paray-le-Monial | 5,302.39 mi (8,533.38 km) |
