| New Philadelphia to Octeville | 3,759.74 mi (6,050.72 km) |
| New Philadelphia to Oignies | 3,923.76 mi (6,314.67 km) |
| New Philadelphia to Oissel | 3,879.93 mi (6,244.15 km) |
| New Philadelphia to Olivet | 3,957.19 mi (6,368.48 km) |
| New Philadelphia to Ollioules | 4,280.43 mi (6,888.69 km) |
| New Philadelphia to Olonne-sur-Mer | 3,841.04 mi (6,181.56 km) |
| New Philadelphia to Oloron-Sainte-Marie | 3,994.26 mi (6,428.13 km) |
| New Philadelphia to Onet Village | 4,097.42 mi (6,594.16 km) |
| New Philadelphia to Onnaing | 3,950.20 mi (6,357.24 km) |
| New Philadelphia to Orange | 4,200.95 mi (6,760.78 km) |
| New Philadelphia to Orchies | 3,933.56 mi (6,330.45 km) |
| New Philadelphia to Orleans | 3,956.37 mi (6,367.16 km) |
| New Philadelphia to Orly | 3,950.88 mi (6,358.33 km) |
| New Philadelphia to Ormesson-sur-Marne | 3,955.58 mi (6,365.89 km) |
| New Philadelphia to Orsay | 3,943.84 mi (6,346.99 km) |
