| Santa Clara to Nuth | 5,567.76 mi (8,960.44 km) |
| Santa Clara to Oegstgeest | 5,461.61 mi (8,789.62 km) |
| Santa Clara to Oirschot | 5,520.63 mi (8,884.59 km) |
| Santa Clara to Oisterwijk | 5,513.45 mi (8,873.05 km) |
| Santa Clara to Oldebroek | 5,486.57 mi (8,829.77 km) |
| Santa Clara to Oldenzaal | 5,521.29 mi (8,885.66 km) |
| Santa Clara to Ommen | 5,496.83 mi (8,846.30 km) |
| Santa Clara to Oosterend | 5,461.55 mi (8,789.52 km) |
| Santa Clara to Oosterhout | 5,500.80 mi (8,852.68 km) |
| Santa Clara to Oosterwolde | 5,468.22 mi (8,800.24 km) |
| Santa Clara to Oostzaan | 5,459.91 mi (8,786.88 km) |
| Santa Clara to Opmeer | 5,447.69 mi (8,767.21 km) |
| Santa Clara to Oss | 5,512.46 mi (8,871.44 km) |
| Santa Clara to Oud-Beijerland | 5,478.99 mi (8,817.57 km) |
| Santa Clara to Oudenbosch | 5,494.37 mi (8,842.34 km) |
