| Pont-y-pwl to Octeville | 155.96 mi (250.99 km) |
| Pont-y-pwl to Oignies | 275.34 mi (443.11 km) |
| Pont-y-pwl to Oissel | 243.99 mi (392.67 km) |
| Pont-y-pwl to Olivet | 344.74 mi (554.81 km) |
| Pont-y-pwl to Ollioules | 721.86 mi (1,161.72 km) |
| Pont-y-pwl to Olonne-sur-Mer | 361.56 mi (581.87 km) |
| Pont-y-pwl to Oloron-Sainte-Marie | 598.71 mi (963.53 km) |
| Pont-y-pwl to Onet Village | 569.49 mi (916.50 km) |
| Pont-y-pwl to Onnaing | 302.25 mi (486.42 km) |
| Pont-y-pwl to Orange | 635.86 mi (1,023.31 km) |
| Pont-y-pwl to Orchies | 285.56 mi (459.56 km) |
| Pont-y-pwl to Orleans | 342.88 mi (551.82 km) |
| Pont-y-pwl to Orly | 315.29 mi (507.40 km) |
| Pont-y-pwl to Ormesson-sur-Marne | 318.28 mi (512.23 km) |
| Pont-y-pwl to Orsay | 310.63 mi (499.91 km) |
