| Rhyl to Sugar Hill (Georgia) | 4,003.74 mi (6,443.39 km) |
| Rhyl to Sugar Land (Texas) | 4,690.17 mi (7,548.09 km) |
| Rhyl to Sugarland Run (Virginia) | 3,501.12 mi (5,634.51 km) |
| Rhyl to Sugarmill Woods (Florida) | 4,212.65 mi (6,779.61 km) |
| Rhyl to Suisun City (California) | 5,126.11 mi (8,249.67 km) |
| Rhyl to Suitland (Maryland) | 3,491.45 mi (5,618.95 km) |
| Rhyl to Sulphur (Louisiana) | 4,568.21 mi (7,351.83 km) |
| Rhyl to Sulphur Springs (Texas) | 4,503.12 mi (7,247.07 km) |
| Rhyl to Summerfield (Maryland) | 3,486.72 mi (5,611.34 km) |
| Rhyl to Summerfield (North Carolina) | 3,735.77 mi (6,012.13 km) |
| Rhyl to Summerlin South (Nevada) | 5,040.32 mi (8,111.61 km) |
| Rhyl to Summerville (South Carolina) | 3,903.18 mi (6,281.56 km) |
| Rhyl to Summit (Illinois) | 3,776.80 mi (6,078.17 km) |
| Rhyl to Summit (New Jersey) | 3,304.34 mi (5,317.82 km) |
| Rhyl to Sumner (Washington) | 4,617.49 mi (7,431.14 km) |
