| Sint-Gillis-Waas to Orzesze | 643.75 mi (1,036.02 km) |
| Sint-Gillis-Waas to Osowa | 637.66 mi (1,026.22 km) |
| Sint-Gillis-Waas to Ostroda | 687.40 mi (1,106.27 km) |
| Sint-Gillis-Waas to Ostroleka | 748.95 mi (1,205.31 km) |
| Sint-Gillis-Waas to Ostrow Mazowiecka | 762.18 mi (1,226.62 km) |
| Sint-Gillis-Waas to Ostrow Wielkopolski | 590.00 mi (949.51 km) |
| Sint-Gillis-Waas to Ostrowiec Swietokrzyski | 748.82 mi (1,205.11 km) |
| Sint-Gillis-Waas to Ostrzeszow | 595.94 mi (959.07 km) |
| Sint-Gillis-Waas to Oswiecim | 665.83 mi (1,071.54 km) |
| Sint-Gillis-Waas to Otwock | 735.84 mi (1,184.23 km) |
| Sint-Gillis-Waas to Ozarow Mazowiecki | 715.89 mi (1,152.11 km) |
| Sint-Gillis-Waas to Ozimek | 613.87 mi (987.92 km) |
| Sint-Gillis-Waas to Ozorkow | 651.89 mi (1,049.12 km) |
| Sint-Gillis-Waas to Pabianice | 657.08 mi (1,057.47 km) |
| Sint-Gillis-Waas to Parczew | 806.09 mi (1,297.27 km) |
