| Festus to Nuth | 4,476.54 mi (7,204.29 km) |
| Festus to Oegstgeest | 4,380.38 mi (7,049.54 km) |
| Festus to Oirschot | 4,434.51 mi (7,136.65 km) |
| Festus to Oisterwijk | 4,427.93 mi (7,126.06 km) |
| Festus to Oldebroek | 4,424.15 mi (7,119.99 km) |
| Festus to Oldenzaal | 4,466.48 mi (7,188.11 km) |
| Festus to Ommen | 4,440.72 mi (7,146.64 km) |
| Festus to Oosterend | 4,411.29 mi (7,099.28 km) |
| Festus to Oosterhout | 4,413.08 mi (7,102.17 km) |
| Festus to Oosterwolde | 4,419.87 mi (7,113.10 km) |
| Festus to Oostzaan | 4,387.41 mi (7,060.85 km) |
| Festus to Opmeer | 4,380.92 mi (7,050.41 km) |
| Festus to Oss | 4,433.44 mi (7,134.93 km) |
| Festus to Oud-Beijerland | 4,390.16 mi (7,065.28 km) |
| Festus to Oudenbosch | 4,402.44 mi (7,085.05 km) |
