| Nettuno to Orzesze | 667.13 mi (1,073.64 km) |
| Nettuno to Osowa | 934.11 mi (1,503.31 km) |
| Nettuno to Ostroda | 909.98 mi (1,464.47 km) |
| Nettuno to Ostroleka | 902.01 mi (1,451.64 km) |
| Nettuno to Ostrow Mazowiecka | 893.62 mi (1,438.14 km) |
| Nettuno to Ostrow Wielkopolski | 744.41 mi (1,198.01 km) |
| Nettuno to Ostrowiec Swietokrzyski | 774.84 mi (1,246.99 km) |
| Nettuno to Ostrzeszow | 731.30 mi (1,176.91 km) |
| Nettuno to Oswiecim | 670.64 mi (1,079.29 km) |
| Nettuno to Otwock | 839.47 mi (1,350.99 km) |
| Nettuno to Ozarow Mazowiecki | 835.10 mi (1,343.96 km) |
| Nettuno to Ozimek | 688.94 mi (1,108.74 km) |
| Nettuno to Ozorkow | 789.49 mi (1,270.56 km) |
| Nettuno to Pabianice | 771.78 mi (1,242.06 km) |
| Nettuno to Parczew | 851.66 mi (1,370.62 km) |
