| Flower Hill to Octeville | 3,638.26 mi (5,855.21 km) |
| Flower Hill to Oignies | 3,810.96 mi (6,133.15 km) |
| Flower Hill to Oissel | 3,760.27 mi (6,051.58 km) |
| Flower Hill to Olivet | 3,832.46 mi (6,167.76 km) |
| Flower Hill to Ollioules | 4,143.20 mi (6,667.83 km) |
| Flower Hill to Olonne-sur-Mer | 3,706.63 mi (5,965.24 km) |
| Flower Hill to Oloron-Sainte-Marie | 3,848.48 mi (6,193.53 km) |
| Flower Hill to Onet Village | 3,960.13 mi (6,373.22 km) |
| Flower Hill to Onnaing | 3,837.77 mi (6,176.29 km) |
| Flower Hill to Orange | 4,065.83 mi (6,543.32 km) |
| Flower Hill to Orchies | 3,821.08 mi (6,149.43 km) |
| Flower Hill to Orleans | 3,831.81 mi (6,166.69 km) |
| Flower Hill to Orly | 3,830.29 mi (6,164.25 km) |
| Flower Hill to Ormesson-sur-Marne | 3,835.33 mi (6,172.36 km) |
| Flower Hill to Orsay | 3,822.81 mi (6,152.22 km) |
