| Rhyl to Culpeper (Virginia) | 3,552.05 mi (5,716.48 km) |
| Rhyl to Culver City (California) | 5,259.26 mi (8,463.97 km) |
| Rhyl to Cumberland (Maryland) | 3,527.23 mi (5,676.52 km) |
| Rhyl to Cupertino (California) | 5,181.15 mi (8,338.26 km) |
| Rhyl to Cutler Bay (Florida) | 4,286.98 mi (6,899.22 km) |
| Rhyl to Cutlerville (Michigan) | 3,647.06 mi (5,869.37 km) |
| Rhyl to Cuyahoga Falls (Ohio) | 3,565.61 mi (5,738.29 km) |
| Rhyl to Cypress (California) | 5,258.60 mi (8,462.89 km) |
| Rhyl to Cypress Gardens (Florida) | 4,216.74 mi (6,786.19 km) |
| Rhyl to Cypress Lake (Florida) | 4,301.07 mi (6,921.91 km) |
| Rhyl to D'Iberville (Mississippi) | 4,380.37 mi (7,049.52 km) |
| Rhyl to Dakota Ridge (Colorado) | 4,509.17 mi (7,256.81 km) |
| Rhyl to Dale City (Virginia) | 3,517.72 mi (5,661.23 km) |
| Rhyl to Dallas (Georgia) | 4,044.56 mi (6,509.08 km) |
| Rhyl to Dallas (Oregon) | 4,777.82 mi (7,689.16 km) |
