| Huetor Vega to Orbetello | 863.94 mi (1,390.38 km) |
| Huetor Vega to Oria | 1,161.40 mi (1,869.09 km) |
| Huetor Vega to Oristano | 683.57 mi (1,100.10 km) |
| Huetor Vega to Orta Nova | 1,068.75 mi (1,719.99 km) |
| Huetor Vega to Orte | 920.94 mi (1,482.12 km) |
| Huetor Vega to Ortona | 1,017.36 mi (1,637.28 km) |
| Huetor Vega to Orvieto | 913.45 mi (1,470.05 km) |
| Huetor Vega to Orzinuovi | 901.41 mi (1,450.68 km) |
| Huetor Vega to Osimo | 996.60 mi (1,603.87 km) |
| Huetor Vega to Ospitaletto | 913.09 mi (1,469.47 km) |
| Huetor Vega to Ostuni | 1,160.20 mi (1,867.17 km) |
| Huetor Vega to Ottaviano | 1,000.03 mi (1,609.39 km) |
| Huetor Vega to Ovada | 819.81 mi (1,319.36 km) |
| Huetor Vega to Ozieri | 715.87 mi (1,152.08 km) |
| Huetor Vega to Paceco | 883.42 mi (1,421.73 km) |
