| Barrington to Octeville | 3,956.83 mi (6,367.91 km) |
| Barrington to Oignies | 4,107.25 mi (6,609.98 km) |
| Barrington to Oissel | 4,073.55 mi (6,555.74 km) |
| Barrington to Olivet | 4,157.46 mi (6,690.79 km) |
| Barrington to Ollioules | 4,496.49 mi (7,236.40 km) |
| Barrington to Olonne-sur-Mer | 4,055.85 mi (6,527.25 km) |
| Barrington to Oloron-Sainte-Marie | 4,224.15 mi (6,798.11 km) |
| Barrington to Onet Village | 4,314.64 mi (6,943.74 km) |
| Barrington to Onnaing | 4,132.99 mi (6,651.40 km) |
| Barrington to Orange | 4,414.46 mi (7,104.39 km) |
| Barrington to Orchies | 4,116.54 mi (6,624.93 km) |
| Barrington to Orleans | 4,156.41 mi (6,689.10 km) |
| Barrington to Orly | 4,145.31 mi (6,671.23 km) |
| Barrington to Ormesson-sur-Marne | 4,149.48 mi (6,677.95 km) |
| Barrington to Orsay | 4,138.93 mi (6,660.96 km) |
