| Puertollano to Orbetello | 844.05 mi (1,358.37 km) |
| Puertollano to Oria | 1,161.86 mi (1,869.83 km) |
| Puertollano to Oristano | 684.16 mi (1,101.06 km) |
| Puertollano to Orta Nova | 1,062.76 mi (1,710.34 km) |
| Puertollano to Orte | 902.87 mi (1,453.03 km) |
| Puertollano to Ortona | 1,002.81 mi (1,613.86 km) |
| Puertollano to Orvieto | 892.85 mi (1,436.91 km) |
| Puertollano to Orzinuovi | 855.52 mi (1,376.82 km) |
| Puertollano to Osimo | 972.45 mi (1,565.01 km) |
| Puertollano to Ospitaletto | 866.55 mi (1,394.58 km) |
| Puertollano to Ostuni | 1,159.10 mi (1,865.40 km) |
| Puertollano to Ottaviano | 996.86 mi (1,604.29 km) |
| Puertollano to Ovada | 775.41 mi (1,247.91 km) |
| Puertollano to Ozieri | 709.68 mi (1,142.12 km) |
| Puertollano to Paceco | 903.35 mi (1,453.80 km) |
