| Lake Butler to Nuth | 4,610.55 mi (7,419.97 km) |
| Lake Butler to Oegstgeest | 4,527.54 mi (7,286.37 km) |
| Lake Butler to Oirschot | 4,574.75 mi (7,362.35 km) |
| Lake Butler to Oisterwijk | 4,569.00 mi (7,353.10 km) |
| Lake Butler to Oldebroek | 4,580.64 mi (7,371.83 km) |
| Lake Butler to Oldenzaal | 4,625.02 mi (7,443.25 km) |
| Lake Butler to Ommen | 4,600.15 mi (7,403.23 km) |
| Lake Butler to Oosterend | 4,576.51 mi (7,365.19 km) |
| Lake Butler to Oosterhout | 4,553.71 mi (7,328.49 km) |
| Lake Butler to Oosterwolde | 4,585.75 mi (7,380.05 km) |
| Lake Butler to Oostzaan | 4,539.82 mi (7,306.14 km) |
| Lake Butler to Opmeer | 4,537.53 mi (7,302.45 km) |
| Lake Butler to Oss | 4,578.44 mi (7,368.28 km) |
| Lake Butler to Oud-Beijerland | 4,531.63 mi (7,292.95 km) |
| Lake Butler to Oudenbosch | 4,541.00 mi (7,308.04 km) |
