| Isbergues to Orzesze | 717.08 mi (1,154.03 km) |
| Isbergues to Osowa | 720.68 mi (1,159.83 km) |
| Isbergues to Ostroda | 769.75 mi (1,238.79 km) |
| Isbergues to Ostroleka | 830.35 mi (1,336.32 km) |
| Isbergues to Ostrow Mazowiecka | 843.16 mi (1,356.93 km) |
| Isbergues to Ostrow Wielkopolski | 668.41 mi (1,075.71 km) |
| Isbergues to Ostrowiec Swietokrzyski | 825.62 mi (1,328.71 km) |
| Isbergues to Ostrzeszow | 673.63 mi (1,084.10 km) |
| Isbergues to Oswiecim | 738.95 mi (1,189.22 km) |
| Isbergues to Otwock | 815.55 mi (1,312.49 km) |
| Isbergues to Ozarow Mazowiecki | 795.80 mi (1,280.71 km) |
| Isbergues to Ozimek | 689.00 mi (1,108.84 km) |
| Isbergues to Ozorkow | 731.22 mi (1,176.78 km) |
| Isbergues to Pabianice | 735.58 mi (1,183.80 km) |
| Isbergues to Parczew | 884.85 mi (1,424.03 km) |
