| Grabels to Oignies | 472.82 mi (760.92 km) |
| Grabels to Oissel | 413.91 mi (666.13 km) |
| Grabels to Olivet | 305.33 mi (491.39 km) |
| Grabels to Ollioules | 108.53 mi (174.66 km) |
| Grabels to Olonne-sur-Mer | 337.14 mi (542.57 km) |
| Grabels to Oloron-Sainte-Marie | 223.41 mi (359.55 km) |
| Grabels to Onet Village | 77.86 mi (125.30 km) |
| Grabels to Onnaing | 465.77 mi (749.58 km) |
| Grabels to Orange | 60.55 mi (97.44 km) |
| Grabels to Orchies | 472.40 mi (760.25 km) |
| Grabels to Orleans | 307.75 mi (495.28 km) |
| Grabels to Orly | 358.46 mi (576.88 km) |
| Grabels to Ormesson-sur-Marne | 360.07 mi (579.47 km) |
| Grabels to Orsay | 357.34 mi (575.09 km) |
| Grabels to Orthez | 229.15 mi (368.77 km) |
