| Swansea to Robbinsdale (Minnesota) | 479.37 mi (771.48 km) |
| Swansea to Robertsville (New Jersey) | 845.18 mi (1,360.19 km) |
| Swansea to Robinson (Texas) | 634.94 mi (1,021.84 km) |
| Swansea to Robstown (Texas) | 865.10 mi (1,392.25 km) |
| Swansea to Rochester (Michigan) | 459.44 mi (739.39 km) |
| Swansea to Rochester (Minnesota) | 399.08 mi (642.25 km) |
| Swansea to Rochester (New Hampshire) | 1,042.35 mi (1,677.50 km) |
| Swansea to Rochester (New York) | 719.84 mi (1,158.47 km) |
| Swansea to Rochester Hills (Michigan) | 457.04 mi (735.53 km) |
| Swansea to Rock Hill (South Carolina) | 554.94 mi (893.09 km) |
| Swansea to Rock Island (Illinois) | 204.15 mi (328.55 km) |
| Swansea to Rock Springs (Wyoming) | 1,036.20 mi (1,667.61 km) |
| Swansea to Rockford (Illinois) | 260.80 mi (419.72 km) |
| Swansea to Rockledge (Florida) | 884.39 mi (1,423.29 km) |
| Swansea to Rocklin (California) | 1,678.06 mi (2,700.57 km) |
