| Colwyn Bay to Sucha Beskidzka | 1,025.93 mi (1,651.07 km) |
| Colwyn Bay to Suchanino | 908.86 mi (1,462.68 km) |
| Colwyn Bay to Sulechow | 810.81 mi (1,304.87 km) |
| Colwyn Bay to Sulecin | 784.48 mi (1,262.50 km) |
| Colwyn Bay to Sulejowek | 1,041.45 mi (1,676.05 km) |
| Colwyn Bay to Suwalki | 1,084.34 mi (1,745.08 km) |
| Colwyn Bay to Swarzedz | 865.78 mi (1,393.35 km) |
| Colwyn Bay to Swidnica | 870.54 mi (1,401.00 km) |
| Colwyn Bay to Swidnik | 1,119.26 mi (1,801.28 km) |
| Colwyn Bay to Swidwin | 797.57 mi (1,283.57 km) |
| Colwyn Bay to Swiebodzice | 863.98 mi (1,390.44 km) |
| Colwyn Bay to Swiecie | 909.16 mi (1,463.15 km) |
| Colwyn Bay to Swiedbodzin | 804.75 mi (1,295.11 km) |
| Colwyn Bay to Swietochlowice | 984.12 mi (1,583.78 km) |
| Colwyn Bay to Swinoujscie | 735.21 mi (1,183.21 km) |
