| Buggenhout to Oignies | 64.25 mi (103.40 km) |
| Buggenhout to Oissel | 179.00 mi (288.07 km) |
| Buggenhout to Olivet | 240.03 mi (386.29 km) |
| Buggenhout to Ollioules | 548.58 mi (882.85 km) |
| Buggenhout to Olonne-sur-Mer | 410.96 mi (661.38 km) |
| Buggenhout to Oloron-Sainte-Marie | 584.48 mi (940.63 km) |
| Buggenhout to Onet Village | 464.41 mi (747.40 km) |
| Buggenhout to Onnaing | 49.83 mi (80.20 km) |
| Buggenhout to Orange | 474.94 mi (764.35 km) |
| Buggenhout to Orchies | 55.35 mi (89.08 km) |
| Buggenhout to Orleans | 237.44 mi (382.13 km) |
| Buggenhout to Orly | 175.42 mi (282.30 km) |
| Buggenhout to Ormesson-sur-Marne | 169.92 mi (273.45 km) |
| Buggenhout to Orsay | 182.56 mi (293.80 km) |
| Buggenhout to Orthez | 568.66 mi (915.17 km) |
