| Wilkinsburg to Octeville | 3,696.76 mi (5,949.35 km) |
| Wilkinsburg to Oignies | 3,863.05 mi (6,216.97 km) |
| Wilkinsburg to Oissel | 3,817.46 mi (6,143.60 km) |
| Wilkinsburg to Olivet | 3,893.47 mi (6,265.94 km) |
| Wilkinsburg to Ollioules | 4,213.77 mi (6,781.41 km) |
| Wilkinsburg to Olonne-sur-Mer | 3,774.91 mi (6,075.13 km) |
| Wilkinsburg to Oloron-Sainte-Marie | 3,925.49 mi (6,317.47 km) |
| Wilkinsburg to Onet Village | 4,030.69 mi (6,486.76 km) |
| Wilkinsburg to Onnaing | 3,889.60 mi (6,259.70 km) |
| Wilkinsburg to Orange | 4,134.77 mi (6,654.28 km) |
| Wilkinsburg to Orchies | 3,872.93 mi (6,232.88 km) |
| Wilkinsburg to Orleans | 3,892.69 mi (6,264.68 km) |
| Wilkinsburg to Orly | 3,888.20 mi (6,257.45 km) |
| Wilkinsburg to Ormesson-sur-Marne | 3,892.98 mi (6,265.15 km) |
| Wilkinsburg to Orsay | 3,881.04 mi (6,245.93 km) |
