| Houghton le Spring to Nuth | 408.87 mi (658.00 km) |
| Houghton le Spring to Oegstgeest | 305.08 mi (490.97 km) |
| Houghton le Spring to Oirschot | 362.85 mi (583.95 km) |
| Houghton le Spring to Oisterwijk | 355.81 mi (572.62 km) |
| Houghton le Spring to Oldebroek | 343.79 mi (553.27 km) |
| Houghton le Spring to Oldenzaal | 385.92 mi (621.07 km) |
| Houghton le Spring to Ommen | 360.16 mi (579.61 km) |
| Houghton le Spring to Oosterend | 331.59 mi (533.64 km) |
| Houghton le Spring to Oosterhout | 342.13 mi (550.61 km) |
| Houghton le Spring to Oosterwolde | 340.44 mi (547.89 km) |
| Houghton le Spring to Oostzaan | 308.64 mi (496.71 km) |
| Houghton le Spring to Opmeer | 300.78 mi (484.06 km) |
| Houghton le Spring to Oss | 357.90 mi (575.98 km) |
| Houghton le Spring to Oud-Beijerland | 319.65 mi (514.42 km) |
| Houghton le Spring to Oudenbosch | 334.36 mi (538.10 km) |
