| Swansea to Sprimont | 4,450.49 mi (7,162.37 km) |
| Swansea to Stabroek | 4,372.74 mi (7,037.25 km) |
| Swansea to Staden | 4,333.37 mi (6,973.89 km) |
| Swansea to Steenokkerzeel | 4,392.12 mi (7,068.44 km) |
| Swansea to Stekene | 4,364.63 mi (7,024.20 km) |
| Swansea to Strombeek-Bever | 4,386.42 mi (7,059.26 km) |
| Swansea to Temse | 4,373.75 mi (7,038.86 km) |
| Swansea to Ternat | 4,381.55 mi (7,051.42 km) |
| Swansea to Tervuren | 4,395.28 mi (7,073.52 km) |
| Swansea to Tessenderlo | 4,408.96 mi (7,095.53 km) |
| Swansea to Theux | 4,454.83 mi (7,169.35 km) |
| Swansea to Thuin | 4,403.48 mi (7,086.71 km) |
| Swansea to Tielt | 4,344.46 mi (6,991.73 km) |
| Swansea to Tienen | 4,412.30 mi (7,100.90 km) |
| Swansea to Tongeren | 4,433.06 mi (7,134.32 km) |
