| Fairfax to Nuth | 3,935.55 mi (6,333.65 km) |
| Fairfax to Oegstgeest | 3,846.45 mi (6,190.27 km) |
| Fairfax to Oirschot | 3,896.86 mi (6,271.40 km) |
| Fairfax to Oisterwijk | 3,890.73 mi (6,261.52 km) |
| Fairfax to Oldebroek | 3,896.08 mi (6,270.13 km) |
| Fairfax to Oldenzaal | 3,939.91 mi (6,340.67 km) |
| Fairfax to Ommen | 3,914.52 mi (6,299.82 km) |
| Fairfax to Oosterend | 3,888.42 mi (6,257.81 km) |
| Fairfax to Oosterhout | 3,875.52 mi (6,237.05 km) |
| Fairfax to Oosterwolde | 3,897.46 mi (6,272.35 km) |
| Fairfax to Oostzaan | 3,856.65 mi (6,206.68 km) |
| Fairfax to Opmeer | 3,852.64 mi (6,200.22 km) |
| Fairfax to Oss | 3,898.58 mi (6,274.16 km) |
| Fairfax to Oud-Beijerland | 3,852.94 mi (6,200.71 km) |
| Fairfax to Oudenbosch | 3,863.60 mi (6,217.87 km) |
