| Swansea to Tonypandy | 4,063.26 mi (6,539.19 km) |
| Swansea to Tonyrefail | 4,065.15 mi (6,542.23 km) |
| Swansea to Torquay | 4,093.08 mi (6,587.17 km) |
| Swansea to Torton | 4,089.63 mi (6,581.63 km) |
| Swansea to Tottenham | 4,195.32 mi (6,751.71 km) |
| Swansea to Totteridge | 4,189.08 mi (6,741.68 km) |
| Swansea to Tottington | 4,050.08 mi (6,517.97 km) |
| Swansea to Towcester | 4,143.88 mi (6,668.92 km) |
| Swansea to Tranent | 3,964.86 mi (6,380.82 km) |
| Swansea to Tredegar | 4,067.10 mi (6,545.36 km) |
| Swansea to Trentham | 4,073.86 mi (6,556.25 km) |
| Swansea to Tring | 4,166.55 mi (6,705.41 km) |
| Swansea to Troon | 3,913.40 mi (6,298.01 km) |
| Swansea to Trowbridge | 4,120.61 mi (6,631.47 km) |
| Swansea to Truro | 4,037.96 mi (6,498.47 km) |
