| Marche-en-Famenne to Oegstgeest | 140.96 mi (226.85 km) |
| Marche-en-Famenne to Oirschot | 88.68 mi (142.72 km) |
| Marche-en-Famenne to Oisterwijk | 94.60 mi (152.25 km) |
| Marche-en-Famenne to Oldebroek | 156.23 mi (251.43 km) |
| Marche-en-Famenne to Oldenzaal | 160.73 mi (258.67 km) |
| Marche-en-Famenne to Ommen | 165.64 mi (266.57 km) |
| Marche-en-Famenne to Oosterend | 195.11 mi (313.99 km) |
| Marche-en-Famenne to Oosterhout | 100.71 mi (162.08 km) |
| Marche-en-Famenne to Oosterwolde | 195.99 mi (315.42 km) |
| Marche-en-Famenne to Oostzaan | 154.38 mi (248.45 km) |
| Marche-en-Famenne to Opmeer | 172.37 mi (277.40 km) |
| Marche-en-Famenne to Oss | 107.39 mi (172.83 km) |
| Marche-en-Famenne to Oud-Beijerland | 117.75 mi (189.51 km) |
| Marche-en-Famenne to Oudenbosch | 101.17 mi (162.82 km) |
| Marche-en-Famenne to Oudewater | 126.00 mi (202.78 km) |
