| Poplar Bluff to Sucha Beskidzka | 5,096.38 mi (8,201.84 km) |
| Poplar Bluff to Suchanino | 4,869.22 mi (7,836.26 km) |
| Poplar Bluff to Sulechow | 4,860.93 mi (7,822.91 km) |
| Poplar Bluff to Sulecin | 4,829.12 mi (7,771.71 km) |
| Poplar Bluff to Sulejowek | 5,045.84 mi (8,120.50 km) |
| Poplar Bluff to Suwalki | 5,017.67 mi (8,075.16 km) |
| Poplar Bluff to Swarzedz | 4,897.90 mi (7,882.41 km) |
| Poplar Bluff to Swidnica | 4,940.88 mi (7,951.58 km) |
| Poplar Bluff to Swidnik | 5,137.88 mi (8,268.62 km) |
| Poplar Bluff to Swidwin | 4,798.75 mi (7,722.85 km) |
| Poplar Bluff to Swiebodzice | 4,934.91 mi (7,941.97 km) |
| Poplar Bluff to Swiecie | 4,902.31 mi (7,889.50 km) |
| Poplar Bluff to Swiedbodzin | 4,851.42 mi (7,807.60 km) |
| Poplar Bluff to Swietochlowice | 5,049.44 mi (8,126.28 km) |
| Poplar Bluff to Swinoujscie | 4,742.45 mi (7,632.24 km) |
