| Premia de Mar to Orbetello | 459.16 mi (738.94 km) |
| Premia de Mar to Oria | 798.27 mi (1,284.70 km) |
| Premia de Mar to Oristano | 344.14 mi (553.84 km) |
| Premia de Mar to Orta Nova | 691.15 mi (1,112.30 km) |
| Premia de Mar to Orte | 518.91 mi (835.10 km) |
| Premia de Mar to Ortona | 621.18 mi (999.69 km) |
| Premia de Mar to Orvieto | 506.54 mi (815.20 km) |
| Premia de Mar to Orzinuovi | 465.67 mi (749.43 km) |
| Premia de Mar to Osimo | 582.61 mi (937.62 km) |
| Premia de Mar to Ospitaletto | 477.21 mi (767.99 km) |
| Premia de Mar to Ostuni | 793.07 mi (1,276.32 km) |
| Premia de Mar to Ottaviano | 631.17 mi (1,015.76 km) |
| Premia de Mar to Ovada | 384.42 mi (618.66 km) |
| Premia de Mar to Ozieri | 351.65 mi (565.92 km) |
| Premia de Mar to Paceco | 592.61 mi (953.71 km) |
