| Abertawe to Clarkston (Georgia) | 4,038.66 mi (6,499.59 km) |
| Abertawe to Clarksville (Indiana) | 3,887.31 mi (6,256.03 km) |
| Abertawe to Clarksville (Tennessee) | 4,033.03 mi (6,490.54 km) |
| Abertawe to Clawson (Michigan) | 3,592.78 mi (5,782.02 km) |
| Abertawe to Clay (Alabama) | 4,141.57 mi (6,665.21 km) |
| Abertawe to Clayton (California) | 5,209.04 mi (8,383.15 km) |
| Abertawe to Clayton (Missouri) | 4,052.92 mi (6,522.55 km) |
| Abertawe to Clayton (North Carolina) | 3,711.41 mi (5,972.93 km) |
| Abertawe to Clayton (Ohio) | 3,758.61 mi (6,048.90 km) |
| Abertawe to Clearfield (Utah) | 4,717.25 mi (7,591.68 km) |
| Abertawe to Clearlake (California) | 5,172.51 mi (8,324.35 km) |
| Abertawe to Clearwater (Florida) | 4,262.80 mi (6,860.31 km) |
| Abertawe to Cleburne (Texas) | 4,641.76 mi (7,470.19 km) |
| Abertawe to Clemmons (North Carolina) | 3,774.50 mi (6,074.48 km) |
| Abertawe to Clemson (South Carolina) | 3,938.09 mi (6,337.74 km) |
