| Puertollano to Nuth | 975.13 mi (1,569.32 km) |
| Puertollano to Oegstgeest | 1,019.70 mi (1,641.04 km) |
| Puertollano to Oirschot | 995.69 mi (1,602.40 km) |
| Puertollano to Oisterwijk | 998.45 mi (1,606.85 km) |
| Puertollano to Oldebroek | 1,065.15 mi (1,714.19 km) |
| Puertollano to Oldenzaal | 1,080.59 mi (1,739.03 km) |
| Puertollano to Ommen | 1,080.39 mi (1,738.72 km) |
| Puertollano to Oosterend | 1,101.65 mi (1,772.94 km) |
| Puertollano to Oosterhout | 994.70 mi (1,600.81 km) |
| Puertollano to Oosterwolde | 1,105.60 mi (1,779.30 km) |
| Puertollano to Oostzaan | 1,043.16 mi (1,678.80 km) |
| Puertollano to Opmeer | 1,060.76 mi (1,707.13 km) |
| Puertollano to Oss | 1,016.27 mi (1,635.53 km) |
| Puertollano to Oud-Beijerland | 995.91 mi (1,602.76 km) |
| Puertollano to Oudenbosch | 984.54 mi (1,584.46 km) |
