| Kouvola to Rybnik | 809.25 mi (1,302.36 km) |
| Kouvola to Ryki | 663.39 mi (1,067.62 km) |
| Kouvola to Rypin | 603.48 mi (971.21 km) |
| Kouvola to Rzeszow | 770.48 mi (1,239.97 km) |
| Kouvola to Sandomierz | 729.05 mi (1,173.29 km) |
| Kouvola to Sanok | 801.30 mi (1,289.57 km) |
| Kouvola to Sedziszow Malopolski | 771.06 mi (1,240.90 km) |
| Kouvola to Sepolno Krajenskie | 615.90 mi (991.20 km) |
| Kouvola to Sidlice | 540.08 mi (869.17 km) |
| Kouvola to Siechnice | 771.49 mi (1,241.60 km) |
| Kouvola to Siedlce | 624.26 mi (1,004.65 km) |
| Kouvola to Siemianowice Slaskie | 790.26 mi (1,271.80 km) |
| Kouvola to Siemiatycze | 600.93 mi (967.11 km) |
| Kouvola to Sieradz | 708.31 mi (1,139.91 km) |
| Kouvola to Sierpc | 611.55 mi (984.19 km) |
