| Glens Falls to Octeville | 3,321.32 mi (5,345.14 km) |
| Glens Falls to Oignies | 3,489.16 mi (5,615.26 km) |
| Glens Falls to Oissel | 3,442.30 mi (5,539.85 km) |
| Glens Falls to Olivet | 3,517.65 mi (5,661.11 km) |
| Glens Falls to Ollioules | 3,837.27 mi (6,175.49 km) |
| Glens Falls to Olonne-sur-Mer | 3,398.43 mi (5,469.25 km) |
| Glens Falls to Oloron-Sainte-Marie | 3,549.42 mi (5,712.24 km) |
| Glens Falls to Onet Village | 3,654.19 mi (5,880.85 km) |
| Glens Falls to Onnaing | 3,515.79 mi (5,658.12 km) |
| Glens Falls to Orange | 3,758.29 mi (6,048.38 km) |
| Glens Falls to Orchies | 3,499.11 mi (5,631.28 km) |
| Glens Falls to Orleans | 3,516.88 mi (5,659.88 km) |
| Glens Falls to Orly | 3,512.91 mi (5,653.48 km) |
| Glens Falls to Ormesson-sur-Marne | 3,517.74 mi (5,661.26 km) |
| Glens Falls to Orsay | 3,505.69 mi (5,641.86 km) |
