| Glenpool to Octeville | 4,557.44 mi (7,334.49 km) |
| Glenpool to Oignies | 4,708.63 mi (7,577.81 km) |
| Glenpool to Oissel | 4,674.48 mi (7,522.85 km) |
| Glenpool to Olivet | 4,757.82 mi (7,656.97 km) |
| Glenpool to Ollioules | 5,094.54 mi (8,198.87 km) |
| Glenpool to Olonne-sur-Mer | 4,653.89 mi (7,489.71 km) |
| Glenpool to Oloron-Sainte-Marie | 4,818.48 mi (7,754.59 km) |
| Glenpool to Onet Village | 4,912.34 mi (7,905.64 km) |
| Glenpool to Onnaing | 4,734.38 mi (7,619.25 km) |
| Glenpool to Orange | 5,012.97 mi (8,067.59 km) |
| Glenpool to Orchies | 4,717.92 mi (7,592.77 km) |
| Glenpool to Orleans | 4,756.79 mi (7,655.32 km) |
| Glenpool to Orly | 4,746.21 mi (7,638.28 km) |
| Glenpool to Ormesson-sur-Marne | 4,750.42 mi (7,645.06 km) |
| Glenpool to Orsay | 4,739.77 mi (7,627.92 km) |
