| Ostrow Mazowiecka to Katwijk | 734.72 mi (1,182.42 km) |
| Ostrow Mazowiecka to Kerkrade | 687.60 mi (1,106.59 km) |
| Ostrow Mazowiecka to Klazienaveen | 622.50 mi (1,001.82 km) |
| Ostrow Mazowiecka to Koog aan de Zaan | 715.74 mi (1,151.88 km) |
| Ostrow Mazowiecka to Krimpen aan den IJssel | 731.47 mi (1,177.18 km) |
| Ostrow Mazowiecka to Krommenie | 716.79 mi (1,153.56 km) |
| Ostrow Mazowiecka to Kudelstaart | 720.49 mi (1,159.52 km) |
| Ostrow Mazowiecka to Landgraaf | 688.29 mi (1,107.70 km) |
| Ostrow Mazowiecka to Landsmeer | 711.24 mi (1,144.62 km) |
| Ostrow Mazowiecka to Langedijk | 713.79 mi (1,148.73 km) |
| Ostrow Mazowiecka to Laren | 700.08 mi (1,126.67 km) |
| Ostrow Mazowiecka to Leek | 644.69 mi (1,037.52 km) |
| Ostrow Mazowiecka to Leerdam | 710.13 mi (1,142.84 km) |
| Ostrow Mazowiecka to Leeuwarden | 669.30 mi (1,077.14 km) |
| Ostrow Mazowiecka to Leiden | 732.16 mi (1,178.29 km) |
