| Swansea to Ramsey (New Jersey) | 857.20 mi (1,379.53 km) |
| Swansea to Rancho Cordova (California) | 1,680.95 mi (2,705.23 km) |
| Swansea to Rancho Cucamonga (California) | 1,559.08 mi (2,509.10 km) |
| Swansea to Rancho Mirage (California) | 1,506.09 mi (2,423.81 km) |
| Swansea to Rancho Palos Verdes (California) | 1,610.68 mi (2,592.13 km) |
| Swansea to Rancho San Diego (California) | 1,557.84 mi (2,507.10 km) |
| Swansea to Rancho Santa Margarita (California) | 1,572.40 mi (2,530.53 km) |
| Swansea to Randallstown (Maryland) | 709.91 mi (1,142.49 km) |
| Swansea to Rantoul (Illinois) | 155.58 mi (250.39 km) |
| Swansea to Rapid City (South Dakota) | 784.32 mi (1,262.23 km) |
| Swansea to Ravenna (Ohio) | 497.31 mi (800.35 km) |
| Swansea to Raymondville (Texas) | 948.85 mi (1,527.02 km) |
| Swansea to Raymore (Missouri) | 241.85 mi (389.22 km) |
| Swansea to Raytown (Missouri) | 243.15 mi (391.31 km) |
| Swansea to Reading (Ohio) | 302.17 mi (486.30 km) |
