| Preili to Octeville | 1,256.00 mi (2,021.34 km) |
| Preili to Oignies | 1,050.70 mi (1,690.93 km) |
| Preili to Oissel | 1,164.07 mi (1,873.39 km) |
| Preili to Olivet | 1,194.70 mi (1,922.68 km) |
| Preili to Ollioules | 1,292.50 mi (2,080.08 km) |
| Preili to Olonne-sur-Mer | 1,386.45 mi (2,231.28 km) |
| Preili to Oloron-Sainte-Marie | 1,502.64 mi (2,418.27 km) |
| Preili to Onet Village | 1,334.17 mi (2,147.14 km) |
| Preili to Onnaing | 1,031.10 mi (1,659.39 km) |
| Preili to Orange | 1,272.22 mi (2,047.44 km) |
| Preili to Orchies | 1,041.12 mi (1,675.53 km) |
| Preili to Orleans | 1,192.74 mi (1,919.52 km) |
| Preili to Orly | 1,139.78 mi (1,834.30 km) |
| Preili to Ormesson-sur-Marne | 1,132.73 mi (1,822.96 km) |
| Preili to Orsay | 1,149.19 mi (1,849.45 km) |
