| Chico to Octeville | 5,271.38 mi (8,483.47 km) |
| Chico to Oignies | 5,364.84 mi (8,633.87 km) |
| Chico to Oissel | 5,368.49 mi (8,639.74 km) |
| Chico to Olivet | 5,469.83 mi (8,802.83 km) |
| Chico to Ollioules | 5,843.53 mi (9,404.25 km) |
| Chico to Olonne-sur-Mer | 5,423.58 mi (8,728.41 km) |
| Chico to Oloron-Sainte-Marie | 5,632.97 mi (9,065.39 km) |
| Chico to Onet Village | 5,675.85 mi (9,134.40 km) |
| Chico to Onnaing | 5,386.26 mi (8,668.35 km) |
| Chico to Orange | 5,757.21 mi (9,265.34 km) |
| Chico to Orchies | 5,371.65 mi (8,644.84 km) |
| Chico to Orleans | 5,468.05 mi (8,799.98 km) |
| Chico to Orly | 5,438.30 mi (8,752.10 km) |
| Chico to Ormesson-sur-Marne | 5,440.39 mi (8,755.45 km) |
| Chico to Orsay | 5,434.63 mi (8,746.19 km) |
