| Machesney Park to Octeville | 3,982.56 mi (6,409.31 km) |
| Machesney Park to Oignies | 4,131.10 mi (6,648.37 km) |
| Machesney Park to Oissel | 4,098.74 mi (6,596.29 km) |
| Machesney Park to Olivet | 4,183.48 mi (6,732.66 km) |
| Machesney Park to Ollioules | 4,524.39 mi (7,281.30 km) |
| Machesney Park to Olonne-sur-Mer | 4,083.82 mi (6,572.28 km) |
| Machesney Park to Oloron-Sainte-Marie | 4,254.01 mi (6,846.16 km) |
| Machesney Park to Onet Village | 4,342.79 mi (6,989.04 km) |
| Machesney Park to Onnaing | 4,156.73 mi (6,689.61 km) |
| Machesney Park to Orange | 4,442.07 mi (7,148.82 km) |
| Machesney Park to Orchies | 4,140.31 mi (6,663.19 km) |
| Machesney Park to Orleans | 4,182.40 mi (6,730.92 km) |
| Machesney Park to Orly | 4,170.57 mi (6,711.88 km) |
| Machesney Park to Ormesson-sur-Marne | 4,174.67 mi (6,718.48 km) |
| Machesney Park to Orsay | 4,164.28 mi (6,701.76 km) |
