| San Vicente de Baracaldo to Nuth | 670.83 mi (1,079.60 km) |
| San Vicente de Baracaldo to Oegstgeest | 704.16 mi (1,133.24 km) |
| San Vicente de Baracaldo to Oirschot | 685.77 mi (1,103.65 km) |
| San Vicente de Baracaldo to Oisterwijk | 687.76 mi (1,106.85 km) |
| San Vicente de Baracaldo to Oldebroek | 753.57 mi (1,212.76 km) |
| San Vicente de Baracaldo to Oldenzaal | 773.41 mi (1,244.68 km) |
| San Vicente de Baracaldo to Ommen | 770.39 mi (1,239.83 km) |
| San Vicente de Baracaldo to Oosterend | 788.63 mi (1,269.18 km) |
| San Vicente de Baracaldo to Oosterhout | 682.42 mi (1,098.25 km) |
| San Vicente de Baracaldo to Oosterwolde | 793.35 mi (1,276.78 km) |
| San Vicente de Baracaldo to Oostzaan | 728.20 mi (1,171.93 km) |
| San Vicente de Baracaldo to Opmeer | 745.21 mi (1,199.31 km) |
| San Vicente de Baracaldo to Oss | 706.06 mi (1,136.29 km) |
| San Vicente de Baracaldo to Oud-Beijerland | 681.32 mi (1,096.47 km) |
| San Vicente de Baracaldo to Oudenbosch | 671.19 mi (1,080.18 km) |
