| Crofton to Nuth | 3,903.23 mi (6,281.64 km) |
| Crofton to Oegstgeest | 3,814.39 mi (6,138.66 km) |
| Crofton to Oirschot | 3,864.67 mi (6,219.58 km) |
| Crofton to Oisterwijk | 3,858.54 mi (6,209.73 km) |
| Crofton to Oldebroek | 3,864.19 mi (6,218.81 km) |
| Crofton to Oldenzaal | 3,908.05 mi (6,289.41 km) |
| Crofton to Ommen | 3,882.69 mi (6,248.58 km) |
| Crofton to Oosterend | 3,856.70 mi (6,206.76 km) |
| Crofton to Oosterhout | 3,843.33 mi (6,185.25 km) |
| Crofton to Oosterwolde | 3,865.75 mi (6,221.32 km) |
| Crofton to Oostzaan | 3,824.69 mi (6,155.24 km) |
| Crofton to Opmeer | 3,820.75 mi (6,148.91 km) |
| Crofton to Oss | 3,866.47 mi (6,222.49 km) |
| Crofton to Oud-Beijerland | 3,820.77 mi (6,148.93 km) |
| Crofton to Oudenbosch | 3,831.38 mi (6,166.00 km) |
