| Swansea to Town and Country (Missouri) | 27.22 mi (43.80 km) |
| Swansea to Towson (Maryland) | 719.72 mi (1,158.27 km) |
| Swansea to Tracy (California) | 1,702.56 mi (2,740.00 km) |
| Swansea to Traverse City (Michigan) | 484.50 mi (779.72 km) |
| Swansea to Travilah (Maryland) | 686.24 mi (1,104.39 km) |
| Swansea to Trenton (Michigan) | 435.02 mi (700.10 km) |
| Swansea to Trenton (New Jersey) | 819.98 mi (1,319.63 km) |
| Swansea to Trenton (Ohio) | 303.35 mi (488.19 km) |
| Swansea to Triangle (Virginia) | 683.89 mi (1,100.62 km) |
| Swansea to Trinity (Florida) | 831.23 mi (1,337.74 km) |
| Swansea to Trophy Club (Texas) | 556.37 mi (895.39 km) |
| Swansea to Trotwood (Ohio) | 315.50 mi (507.75 km) |
| Swansea to Troutdale (Oregon) | 1,718.49 mi (2,765.64 km) |
| Swansea to Troy (Alabama) | 518.45 mi (834.37 km) |
| Swansea to Troy (Illinois) | 13.06 mi (21.02 km) |
