| Hoek van Holland to Orzesze | 646.18 mi (1,039.92 km) |
| Hoek van Holland to Osowa | 615.91 mi (991.20 km) |
| Hoek van Holland to Ostroda | 670.11 mi (1,078.44 km) |
| Hoek van Holland to Ostroleka | 735.05 mi (1,182.96 km) |
| Hoek van Holland to Ostrow Mazowiecka | 749.56 mi (1,206.30 km) |
| Hoek van Holland to Ostrow Wielkopolski | 584.24 mi (940.24 km) |
| Hoek van Holland to Ostrowiec Swietokrzyski | 745.31 mi (1,199.45 km) |
| Hoek van Holland to Ostrzeszow | 591.56 mi (952.02 km) |
| Hoek van Holland to Oswiecim | 668.42 mi (1,075.72 km) |
| Hoek van Holland to Otwock | 726.59 mi (1,169.34 km) |
| Hoek van Holland to Ozarow Mazowiecki | 706.23 mi (1,136.56 km) |
| Hoek van Holland to Ozimek | 613.77 mi (987.77 km) |
| Hoek van Holland to Ozorkow | 643.86 mi (1,036.19 km) |
| Hoek van Holland to Pabianice | 650.78 mi (1,047.33 km) |
| Hoek van Holland to Parczew | 798.66 mi (1,285.31 km) |
