| Swansea to Willow Grove (Pennsylvania) | 801.07 mi (1,289.19 km) |
| Swansea to Willowbrook (California) | 1,599.89 mi (2,574.77 km) |
| Swansea to Willowick (Ohio) | 497.79 mi (801.11 km) |
| Swansea to Wilmette (Illinois) | 271.10 mi (436.30 km) |
| Swansea to Wilmington (Delaware) | 777.49 mi (1,251.25 km) |
| Swansea to Wilmington (North Carolina) | 736.05 mi (1,184.56 km) |
| Swansea to Wilmington (Ohio) | 336.95 mi (542.27 km) |
| Swansea to Wilmington Island (Georgia) | 679.77 mi (1,093.98 km) |
| Swansea to Wilson (North Carolina) | 691.48 mi (1,112.82 km) |
| Swansea to Wilsonville (Oregon) | 1,735.42 mi (2,792.90 km) |
| Swansea to Wilton Manors (Florida) | 1,029.66 mi (1,657.08 km) |
| Swansea to Wimauma (Florida) | 870.99 mi (1,401.72 km) |
| Swansea to Winchester (Kentucky) | 316.55 mi (509.44 km) |
| Swansea to Winchester (Nevada) | 1,387.21 mi (2,232.50 km) |
| Swansea to Winchester (Virginia) | 636.45 mi (1,024.26 km) |
