| Fountain to Nuth | 4,960.87 mi (7,983.75 km) |
| Fountain to Oegstgeest | 4,858.46 mi (7,818.93 km) |
| Fountain to Oirschot | 4,915.77 mi (7,911.16 km) |
| Fountain to Oisterwijk | 4,908.80 mi (7,899.95 km) |
| Fountain to Oldebroek | 4,894.01 mi (7,876.15 km) |
| Fountain to Oldenzaal | 4,933.43 mi (7,939.59 km) |
| Fountain to Ommen | 4,907.86 mi (7,898.44 km) |
| Fountain to Oosterend | 4,875.17 mi (7,845.83 km) |
| Fountain to Oosterhout | 4,894.76 mi (7,877.35 km) |
| Fountain to Oosterwolde | 4,882.99 mi (7,858.41 km) |
| Fountain to Oostzaan | 4,861.45 mi (7,823.75 km) |
| Fountain to Opmeer | 4,852.14 mi (7,808.76 km) |
| Fountain to Oss | 4,911.32 mi (7,904.00 km) |
| Fountain to Oud-Beijerland | 4,872.00 mi (7,840.72 km) |
| Fountain to Oudenbosch | 4,885.95 mi (7,863.17 km) |
