| Swansea to Middletown (New York) | 846.36 mi (1,362.09 km) |
| Swansea to Middletown (Ohio) | 308.69 mi (496.79 km) |
| Swansea to Midland (Michigan) | 460.91 mi (741.76 km) |
| Swansea to Midland (Texas) | 818.18 mi (1,316.73 km) |
| Swansea to Midlothian (Illinois) | 243.74 mi (392.27 km) |
| Swansea to Midlothian (Texas) | 575.68 mi (926.47 km) |
| Swansea to Midlothian (Virginia) | 674.86 mi (1,086.08 km) |
| Swansea to Midvale (Utah) | 1,172.16 mi (1,886.41 km) |
| Swansea to Midway (Florida) | 586.68 mi (944.17 km) |
| Swansea to Midwest City (Oklahoma) | 459.74 mi (739.88 km) |
| Swansea to Milford (Delaware) | 784.51 mi (1,262.54 km) |
| Swansea to Milford city (Connecticut) | 914.46 mi (1,471.68 km) |
| Swansea to Milford Mill (Maryland) | 711.80 mi (1,145.53 km) |
| Swansea to Mililani Mauka (Hawaii) | 4,142.50 mi (6,666.71 km) |
| Swansea to Mililani Town (Hawaii) | 4,144.67 mi (6,670.20 km) |
