| Swansea to Crawfordsville (Indiana) | 194.65 mi (313.25 km) |
| Swansea to Crest Hill (Illinois) | 231.07 mi (371.87 km) |
| Swansea to Crestview (Florida) | 572.74 mi (921.73 km) |
| Swansea to Crestwood (Illinois) | 244.54 mi (393.55 km) |
| Swansea to Crestwood (Missouri) | 21.21 mi (34.14 km) |
| Swansea to Creve Coeur (Missouri) | 25.86 mi (41.61 km) |
| Swansea to Crofton (Maryland) | 716.73 mi (1,153.47 km) |
| Swansea to Crossville (Tennessee) | 326.30 mi (525.13 km) |
| Swansea to Crowley (Louisiana) | 591.60 mi (952.09 km) |
| Swansea to Crowley (Texas) | 584.41 mi (940.51 km) |
| Swansea to Crown Point (Indiana) | 242.22 mi (389.81 km) |
| Swansea to Crystal (Minnesota) | 480.61 mi (773.47 km) |
| Swansea to Crystal Lake (Illinois) | 268.85 mi (432.67 km) |
| Swansea to Cudahy (California) | 1,596.07 mi (2,568.62 km) |
| Swansea to Cudahy (Wisconsin) | 323.37 mi (520.41 km) |
