| Naples to Orzesze | 679.29 mi (1,093.22 km) |
| Naples to Osowa | 959.15 mi (1,543.60 km) |
| Naples to Ostroda | 927.78 mi (1,493.11 km) |
| Naples to Ostroleka | 911.83 mi (1,467.45 km) |
| Naples to Ostrow Mazowiecka | 901.26 mi (1,450.43 km) |
| Naples to Ostrow Wielkopolski | 766.26 mi (1,233.18 km) |
| Naples to Ostrowiec Swietokrzyski | 777.10 mi (1,250.62 km) |
| Naples to Ostrzeszow | 751.96 mi (1,210.16 km) |
| Naples to Oswiecim | 679.74 mi (1,093.94 km) |
| Naples to Otwock | 847.13 mi (1,363.32 km) |
| Naples to Ozarow Mazowiecki | 845.06 mi (1,359.99 km) |
| Naples to Ozimek | 705.93 mi (1,136.09 km) |
| Naples to Ozorkow | 805.26 mi (1,295.95 km) |
| Naples to Pabianice | 786.09 mi (1,265.09 km) |
| Naples to Parczew | 850.95 mi (1,369.46 km) |
