| Rhyl to Port Chester (New York) | 3,263.62 mi (5,252.29 km) |
| Rhyl to Port Hueneme (California) | 5,275.97 mi (8,490.85 km) |
| Rhyl to Port Huron (Michigan) | 3,517.92 mi (5,661.55 km) |
| Rhyl to Port Lavaca (Texas) | 4,780.28 mi (7,693.12 km) |
| Rhyl to Port Neches (Texas) | 4,604.39 mi (7,410.04 km) |
| Rhyl to Port Orange (Florida) | 4,132.79 mi (6,651.08 km) |
| Rhyl to Port Orchard (Washington) | 4,611.96 mi (7,422.23 km) |
| Rhyl to Port Royal (South Carolina) | 3,956.41 mi (6,367.22 km) |
| Rhyl to Port Salerno (Florida) | 4,199.72 mi (6,758.80 km) |
| Rhyl to Port St. John (Florida) | 4,156.83 mi (6,689.77 km) |
| Rhyl to Port St. Lucie (Florida) | 4,200.99 mi (6,760.84 km) |
| Rhyl to Port Washington (New York) | 3,271.90 mi (5,265.61 km) |
| Rhyl to Port Washington (Wisconsin) | 3,704.45 mi (5,961.74 km) |
| Rhyl to Port Wentworth (Georgia) | 3,984.47 mi (6,412.39 km) |
| Rhyl to Portage (Indiana) | 3,762.47 mi (6,055.10 km) |
