| Crystal Lake to Nuth | 4,202.92 mi (6,763.95 km) |
| Crystal Lake to Oegstgeest | 4,105.29 mi (6,606.82 km) |
| Crystal Lake to Oirschot | 4,160.18 mi (6,695.15 km) |
| Crystal Lake to Oisterwijk | 4,153.50 mi (6,684.41 km) |
| Crystal Lake to Oldebroek | 4,147.56 mi (6,674.85 km) |
| Crystal Lake to Oldenzaal | 4,189.42 mi (6,742.23 km) |
| Crystal Lake to Ommen | 4,163.64 mi (6,700.73 km) |
| Crystal Lake to Oosterend | 4,133.54 mi (6,652.29 km) |
| Crystal Lake to Oosterhout | 4,138.78 mi (6,660.73 km) |
| Crystal Lake to Oosterwolde | 4,142.01 mi (6,665.91 km) |
| Crystal Lake to Oostzaan | 4,111.54 mi (6,616.88 km) |
| Crystal Lake to Opmeer | 4,104.49 mi (6,605.53 km) |
| Crystal Lake to Oss | 4,158.42 mi (6,692.34 km) |
| Crystal Lake to Oud-Beijerland | 4,115.85 mi (6,623.81 km) |
| Crystal Lake to Oudenbosch | 4,128.49 mi (6,644.17 km) |
