| Rhyl to Crest Hill (Illinois) | 3,798.19 mi (6,112.59 km) |
| Rhyl to Crestview (Florida) | 4,273.73 mi (6,877.90 km) |
| Rhyl to Crestwood (Illinois) | 3,780.72 mi (6,084.48 km) |
| Rhyl to Crestwood (Missouri) | 4,029.63 mi (6,485.07 km) |
| Rhyl to Creve Coeur (Missouri) | 4,026.90 mi (6,480.67 km) |
| Rhyl to Crofton (Maryland) | 3,474.13 mi (5,591.07 km) |
| Rhyl to Crossville (Tennessee) | 3,951.13 mi (6,358.73 km) |
| Rhyl to Crowley (Louisiana) | 4,530.44 mi (7,291.04 km) |
| Rhyl to Crowley (Texas) | 4,598.86 mi (7,401.15 km) |
| Rhyl to Crown Point (Indiana) | 3,776.83 mi (6,078.22 km) |
| Rhyl to Crystal (Minnesota) | 3,825.32 mi (6,156.25 km) |
| Rhyl to Crystal Lake (Illinois) | 3,775.21 mi (6,075.61 km) |
| Rhyl to Cudahy (California) | 5,254.87 mi (8,456.89 km) |
| Rhyl to Cudahy (Wisconsin) | 3,724.11 mi (5,993.37 km) |
| Rhyl to Cullman (Alabama) | 4,110.48 mi (6,615.18 km) |
