| Erchie to Octeville | 1,134.34 mi (1,825.55 km) |
| Erchie to Oignies | 992.20 mi (1,596.78 km) |
| Erchie to Oissel | 1,017.29 mi (1,637.17 km) |
| Erchie to Olivet | 935.14 mi (1,504.97 km) |
| Erchie to Ollioules | 639.62 mi (1,029.37 km) |
| Erchie to Olonne-sur-Mer | 1,061.26 mi (1,707.94 km) |
| Erchie to Oloron-Sainte-Marie | 961.44 mi (1,547.30 km) |
| Erchie to Onet Village | 817.39 mi (1,315.46 km) |
| Erchie to Onnaing | 968.03 mi (1,557.90 km) |
| Erchie to Orange | 707.49 mi (1,138.60 km) |
| Erchie to Orchies | 983.87 mi (1,583.38 km) |
| Erchie to Orleans | 936.03 mi (1,506.40 km) |
| Erchie to Orly | 945.47 mi (1,521.58 km) |
| Erchie to Ormesson-sur-Marne | 941.37 mi (1,514.99 km) |
| Erchie to Orsay | 951.81 mi (1,531.79 km) |
