| Gebze to Nuth | 1,322.65 mi (2,128.61 km) |
| Gebze to Oegstgeest | 1,413.19 mi (2,274.32 km) |
| Gebze to Oirschot | 1,361.67 mi (2,191.40 km) |
| Gebze to Oisterwijk | 1,367.91 mi (2,201.43 km) |
| Gebze to Oldebroek | 1,366.33 mi (2,198.89 km) |
| Gebze to Oldenzaal | 1,323.39 mi (2,129.79 km) |
| Gebze to Ommen | 1,349.09 mi (2,171.16 km) |
| Gebze to Oosterend | 1,377.82 mi (2,217.39 km) |
| Gebze to Oosterhout | 1,383.06 mi (2,225.82 km) |
| Gebze to Oosterwolde | 1,369.16 mi (2,203.45 km) |
| Gebze to Oostzaan | 1,404.34 mi (2,260.07 km) |
| Gebze to Opmeer | 1,409.74 mi (2,268.76 km) |
| Gebze to Oss | 1,360.64 mi (2,189.74 km) |
| Gebze to Oud-Beijerland | 1,405.75 mi (2,262.33 km) |
| Gebze to Oudenbosch | 1,394.79 mi (2,244.69 km) |
