| Navalcarnero to Orbetello | 802.35 mi (1,291.26 km) |
| Navalcarnero to Oria | 1,136.36 mi (1,828.79 km) |
| Navalcarnero to Oristano | 666.20 mi (1,072.14 km) |
| Navalcarnero to Orta Nova | 1,031.86 mi (1,660.62 km) |
| Navalcarnero to Orte | 862.08 mi (1,387.38 km) |
| Navalcarnero to Ortona | 964.19 mi (1,551.71 km) |
| Navalcarnero to Orvieto | 849.74 mi (1,367.52 km) |
| Navalcarnero to Orzinuovi | 788.56 mi (1,269.06 km) |
| Navalcarnero to Osimo | 924.86 mi (1,488.43 km) |
| Navalcarnero to Ospitaletto | 798.85 mi (1,285.63 km) |
| Navalcarnero to Ostuni | 1,132.09 mi (1,821.92 km) |
| Navalcarnero to Ottaviano | 969.51 mi (1,560.28 km) |
| Navalcarnero to Ovada | 710.96 mi (1,144.18 km) |
| Navalcarnero to Ozieri | 684.25 mi (1,101.19 km) |
| Navalcarnero to Paceco | 900.44 mi (1,449.12 km) |
