| Allendale to Nuth | 4,079.08 mi (6,564.64 km) |
| Allendale to Oegstgeest | 3,982.03 mi (6,408.46 km) |
| Allendale to Oirschot | 4,036.61 mi (6,496.30 km) |
| Allendale to Oisterwijk | 4,029.98 mi (6,485.62 km) |
| Allendale to Oldebroek | 4,024.96 mi (6,477.55 km) |
| Allendale to Oldenzaal | 4,067.05 mi (6,545.28 km) |
| Allendale to Ommen | 4,041.27 mi (6,503.79 km) |
| Allendale to Oosterend | 4,011.48 mi (6,455.85 km) |
| Allendale to Oosterhout | 4,015.20 mi (6,461.85 km) |
| Allendale to Oosterwolde | 4,020.00 mi (6,469.57 km) |
| Allendale to Oostzaan | 3,988.62 mi (6,419.06 km) |
| Allendale to Opmeer | 3,981.81 mi (6,408.11 km) |
| Allendale to Oss | 4,035.14 mi (6,493.94 km) |
| Allendale to Oud-Beijerland | 3,992.27 mi (6,424.94 km) |
| Allendale to Oudenbosch | 4,004.77 mi (6,445.06 km) |
