| Swansea to Madison (Mississippi) | 419.95 mi (675.85 km) |
| Swansea to Madison (New Jersey) | 840.95 mi (1,353.37 km) |
| Swansea to Madison (Wisconsin) | 314.62 mi (506.34 km) |
| Swansea to Madison Heights (Michigan) | 452.92 mi (728.91 km) |
| Swansea to Madison Heights (Virginia) | 596.90 mi (960.61 km) |
| Swansea to Madisonville (Kentucky) | 158.99 mi (255.87 km) |
| Swansea to Magalia (California) | 1,686.93 mi (2,714.85 km) |
| Swansea to Magna (Utah) | 1,186.16 mi (1,908.94 km) |
| Swansea to Magnolia (Arkansas) | 406.89 mi (654.83 km) |
| Swansea to Maili (Hawaii) | 4,154.29 mi (6,685.69 km) |
| Swansea to Maitland (Florida) | 845.06 mi (1,359.99 km) |
| Swansea to Makakilo (Hawaii) | 4,151.56 mi (6,681.29 km) |
| Swansea to Malden (Massachusetts) | 1,027.66 mi (1,653.86 km) |
| Swansea to Malibu (California) | 1,626.80 mi (2,618.08 km) |
| Swansea to Maltby (Washington) | 1,724.65 mi (2,775.56 km) |
