| Swansea to Sheldon | 4,104.78 mi (6,606.00 km) |
| Swansea to Shenfield | 4,209.21 mi (6,774.07 km) |
| Swansea to Shenley Brook End | 4,155.18 mi (6,687.12 km) |
| Swansea to Shenley Church End | 4,154.83 mi (6,686.56 km) |
| Swansea to Shepperton | 4,186.53 mi (6,737.56 km) |
| Swansea to Shepshed | 4,113.41 mi (6,619.90 km) |
| Swansea to Shepton Mallet | 4,111.07 mi (6,616.13 km) |
| Swansea to Sherborne | 4,119.40 mi (6,629.53 km) |
| Swansea to Shevington | 4,038.03 mi (6,498.58 km) |
| Swansea to Shildon | 4,047.38 mi (6,513.64 km) |
| Swansea to Shipley | 4,064.93 mi (6,541.88 km) |
| Swansea to Shirebrook | 4,103.69 mi (6,604.25 km) |
| Swansea to Shiremoor | 4,041.44 mi (6,504.07 km) |
| Swansea to Shirley | 4,202.48 mi (6,763.24 km) |
| Swansea to Shoeburyness | 4,230.62 mi (6,808.52 km) |
