| Heek to Orzesze | 522.43 mi (840.77 km) |
| Heek to Osowa | 495.56 mi (797.53 km) |
| Heek to Ostroda | 546.40 mi (879.35 km) |
| Heek to Ostroleka | 609.71 mi (981.24 km) |
| Heek to Ostrow Mazowiecka | 623.79 mi (1,003.89 km) |
| Heek to Ostrow Wielkopolski | 457.78 mi (736.72 km) |
| Heek to Ostrowiec Swietokrzyski | 619.12 mi (996.38 km) |
| Heek to Ostrzeszow | 465.32 mi (748.85 km) |
| Heek to Oswiecim | 544.71 mi (876.63 km) |
| Heek to Otwock | 600.11 mi (965.78 km) |
| Heek to Ozarow Mazowiecki | 579.79 mi (933.08 km) |
| Heek to Ozimek | 488.86 mi (786.74 km) |
| Heek to Ozorkow | 517.28 mi (832.48 km) |
| Heek to Pabianice | 524.24 mi (843.69 km) |
| Heek to Parczew | 672.07 mi (1,081.59 km) |
