| Rhyl to Caño Martin Peña (Puerto Rico) | 4,078.49 mi (6,563.70 km) |
| Rhyl to Cañon City (Colorado) | 4,574.46 mi (7,361.88 km) |
| Rhyl to Canóvanas (Puerto Rico) | 4,075.77 mi (6,559.31 km) |
| Rhyl to Canton (Georgia) | 4,014.09 mi (6,460.05 km) |
| Rhyl to Canton (Illinois) | 3,918.89 mi (6,306.85 km) |
| Rhyl to Canton (Mississippi) | 4,315.73 mi (6,945.50 km) |
| Rhyl to Canton (Ohio) | 3,576.09 mi (5,755.17 km) |
| Rhyl to Canyon (Texas) | 4,640.62 mi (7,468.35 km) |
| Rhyl to Canyon Lake (California) | 5,240.89 mi (8,434.40 km) |
| Rhyl to Canyon Lake (Texas) | 4,776.10 mi (7,686.39 km) |
| Rhyl to Cape Coral (Florida) | 4,299.54 mi (6,919.44 km) |
| Rhyl to Cape Girardeau (Missouri) | 4,060.02 mi (6,533.98 km) |
| Rhyl to Carbondale (Illinois) | 4,026.83 mi (6,480.56 km) |
| Rhyl to Carlisle (Pennsylvania) | 3,440.49 mi (5,536.94 km) |
| Rhyl to Carlsbad (California) | 5,273.78 mi (8,487.33 km) |
