| Plonsk to Rybnik | 193.11 mi (310.78 km) |
| Plonsk to Ryki | 95.37 mi (153.48 km) |
| Plonsk to Rypin | 49.12 mi (79.06 km) |
| Plonsk to Rzeszow | 192.71 mi (310.14 km) |
| Plonsk to Sandomierz | 146.91 mi (236.43 km) |
| Plonsk to Sanok | 227.39 mi (365.95 km) |
| Plonsk to Sedziszow Malopolski | 186.21 mi (299.67 km) |
| Plonsk to Sepolno Krajenskie | 131.26 mi (211.25 km) |
| Plonsk to Sidlice | 138.89 mi (223.52 km) |
| Plonsk to Siechnice | 176.60 mi (284.20 km) |
| Plonsk to Siedlce | 85.92 mi (138.27 km) |
| Plonsk to Siemianowice Slaskie | 173.64 mi (279.44 km) |
| Plonsk to Siemiatycze | 105.17 mi (169.25 km) |
| Plonsk to Sieradz | 99.49 mi (160.11 km) |
| Plonsk to Sierpc | 34.59 mi (55.66 km) |
