| Holbrook to Octeville | 3,396.65 mi (5,466.38 km) |
| Holbrook to Oignies | 3,571.17 mi (5,747.24 km) |
| Holbrook to Oissel | 3,518.97 mi (5,663.24 km) |
| Holbrook to Olivet | 3,590.15 mi (5,777.79 km) |
| Holbrook to Ollioules | 3,899.03 mi (6,274.88 km) |
| Holbrook to Olonne-sur-Mer | 3,462.88 mi (5,572.97 km) |
| Holbrook to Oloron-Sainte-Marie | 3,603.69 mi (5,799.57 km) |
| Holbrook to Onet Village | 3,716.00 mi (5,980.32 km) |
| Holbrook to Onnaing | 3,598.04 mi (5,790.49 km) |
| Holbrook to Orange | 3,821.91 mi (6,150.76 km) |
| Holbrook to Orchies | 3,581.35 mi (5,763.62 km) |
| Holbrook to Orleans | 3,589.52 mi (5,776.78 km) |
| Holbrook to Orly | 3,588.76 mi (5,775.55 km) |
| Holbrook to Ormesson-sur-Marne | 3,593.87 mi (5,783.77 km) |
| Holbrook to Orsay | 3,581.20 mi (5,763.39 km) |
