| Harran to Octeville | 2,195.07 mi (3,532.63 km) |
| Harran to Oignies | 2,004.22 mi (3,225.47 km) |
| Harran to Oissel | 2,070.77 mi (3,332.58 km) |
| Harran to Olivet | 2,017.92 mi (3,247.52 km) |
| Harran to Ollioules | 1,795.88 mi (2,890.19 km) |
| Harran to Olonne-sur-Mer | 2,180.60 mi (3,509.33 km) |
| Harran to Oloron-Sainte-Marie | 2,121.04 mi (3,413.48 km) |
| Harran to Onet Village | 1,961.92 mi (3,157.41 km) |
| Harran to Onnaing | 1,977.04 mi (3,181.74 km) |
| Harran to Orange | 1,851.55 mi (2,979.78 km) |
| Harran to Orchies | 1,993.62 mi (3,208.42 km) |
| Harran to Orleans | 2,017.92 mi (3,247.53 km) |
| Harran to Orly | 2,005.43 mi (3,227.43 km) |
| Harran to Ormesson-sur-Marne | 1,999.44 mi (3,217.79 km) |
| Harran to Orsay | 2,014.08 mi (3,241.35 km) |
