| Plonsk to Jicin | 264.10 mi (425.02 km) |
| Plonsk to Jihlava | 305.31 mi (491.35 km) |
| Plonsk to Jindrichuv Hradec | 336.14 mi (540.96 km) |
| Plonsk to Jirkov | 332.16 mi (534.56 km) |
| Plonsk to Kadan | 343.12 mi (552.20 km) |
| Plonsk to Karlovy Vary | 363.39 mi (584.82 km) |
| Plonsk to Karvina | 207.85 mi (334.50 km) |
| Plonsk to Kladno | 320.49 mi (515.78 km) |
| Plonsk to Klasterec nad Ohri | 346.66 mi (557.90 km) |
| Plonsk to Klatovy | 380.48 mi (612.32 km) |
| Plonsk to Kolin | 287.04 mi (461.95 km) |
| Plonsk to Koprivnice | 230.98 mi (371.73 km) |
| Plonsk to Kralupy nad Vltavou | 309.21 mi (497.63 km) |
| Plonsk to Kraluv Dvur | 330.91 mi (532.55 km) |
| Plonsk to Krnov | 210.39 mi (338.60 km) |
