| Berwyn to Nuth | 4,201.50 mi (6,761.66 km) |
| Berwyn to Oegstgeest | 4,104.35 mi (6,605.31 km) |
| Berwyn to Oirschot | 4,158.98 mi (6,693.24 km) |
| Berwyn to Oisterwijk | 4,152.34 mi (6,682.55 km) |
| Berwyn to Oldebroek | 4,147.15 mi (6,674.19 km) |
| Berwyn to Oldenzaal | 4,189.19 mi (6,741.85 km) |
| Berwyn to Ommen | 4,163.41 mi (6,700.35 km) |
| Berwyn to Oosterend | 4,133.55 mi (6,652.30 km) |
| Berwyn to Oosterhout | 4,137.58 mi (6,658.79 km) |
| Berwyn to Oosterwolde | 4,142.06 mi (6,666.00 km) |
| Berwyn to Oostzaan | 4,110.87 mi (6,615.80 km) |
| Berwyn to Opmeer | 4,104.02 mi (6,604.77 km) |
| Berwyn to Oss | 4,157.47 mi (6,690.79 km) |
| Berwyn to Oud-Beijerland | 4,114.64 mi (6,621.88 km) |
| Berwyn to Oudenbosch | 4,127.17 mi (6,642.04 km) |
