| Parkville to Octeville | 3,602.47 mi (5,797.62 km) |
| Parkville to Oignies | 3,775.56 mi (6,076.18 km) |
| Parkville to Oissel | 3,724.56 mi (5,994.10 km) |
| Parkville to Olivet | 3,796.53 mi (6,109.93 km) |
| Parkville to Ollioules | 4,106.81 mi (6,609.27 km) |
| Parkville to Olonne-sur-Mer | 3,670.35 mi (5,906.86 km) |
| Parkville to Oloron-Sainte-Marie | 3,811.88 mi (6,134.62 km) |
| Parkville to Onet Village | 3,923.75 mi (6,314.67 km) |
| Parkville to Onnaing | 3,802.38 mi (6,119.34 km) |
| Parkville to Orange | 4,029.51 mi (6,484.86 km) |
| Parkville to Orchies | 3,785.69 mi (6,092.47 km) |
| Parkville to Orleans | 3,795.88 mi (6,108.88 km) |
| Parkville to Orly | 3,794.53 mi (6,106.70 km) |
| Parkville to Ormesson-sur-Marne | 3,799.58 mi (6,114.83 km) |
| Parkville to Orsay | 3,787.03 mi (6,094.64 km) |
