| Grand Junction to Octeville | 4,870.33 mi (7,838.03 km) |
| Grand Junction to Oignies | 4,992.47 mi (8,034.61 km) |
| Grand Junction to Oissel | 4,978.20 mi (8,011.64 km) |
| Grand Junction to Olivet | 5,072.38 mi (8,163.20 km) |
| Grand Junction to Ollioules | 5,433.28 mi (8,744.01 km) |
| Grand Junction to Olonne-sur-Mer | 4,998.27 mi (8,043.93 km) |
| Grand Junction to Oloron-Sainte-Marie | 5,189.15 mi (8,351.12 km) |
| Grand Junction to Onet Village | 5,256.62 mi (8,459.72 km) |
| Grand Junction to Onnaing | 5,016.26 mi (8,072.89 km) |
| Grand Junction to Orange | 5,348.15 mi (8,607.02 km) |
| Grand Junction to Orchies | 5,000.57 mi (8,047.64 km) |
| Grand Junction to Orleans | 5,070.93 mi (8,160.88 km) |
| Grand Junction to Orly | 5,049.88 mi (8,127.00 km) |
| Grand Junction to Ormesson-sur-Marne | 5,053.01 mi (8,132.03 km) |
| Grand Junction to Orsay | 5,044.85 mi (8,118.90 km) |
