| Santa Comba to Nuth | 878.40 mi (1,413.65 km) |
| Santa Comba to Oegstgeest | 881.63 mi (1,418.84 km) |
| Santa Comba to Oirschot | 880.28 mi (1,416.68 km) |
| Santa Comba to Oisterwijk | 880.23 mi (1,416.60 km) |
| Santa Comba to Oldebroek | 940.19 mi (1,513.08 km) |
| Santa Comba to Oldenzaal | 969.74 mi (1,560.64 km) |
| Santa Comba to Ommen | 960.26 mi (1,545.38 km) |
| Santa Comba to Oosterend | 969.49 mi (1,560.24 km) |
| Santa Comba to Oosterhout | 870.99 mi (1,401.73 km) |
| Santa Comba to Oosterwolde | 976.18 mi (1,571.01 km) |
| Santa Comba to Oostzaan | 906.22 mi (1,458.43 km) |
| Santa Comba to Opmeer | 920.35 mi (1,481.17 km) |
| Santa Comba to Oss | 898.68 mi (1,446.29 km) |
| Santa Comba to Oud-Beijerland | 863.18 mi (1,389.15 km) |
| Santa Comba to Oudenbosch | 857.44 mi (1,379.92 km) |
