| Rhyl to Indianola (Iowa) | 4,010.24 mi (6,453.86 km) |
| Rhyl to Indio (California) | 5,204.81 mi (8,376.33 km) |
| Rhyl to Inglewood (California) | 5,260.41 mi (8,465.81 km) |
| Rhyl to Inkster (Michigan) | 3,582.77 mi (5,765.91 km) |
| Rhyl to Inver Grove Heights (Minnesota) | 3,824.77 mi (6,155.38 km) |
| Rhyl to Inwood (New York) | 3,284.00 mi (5,285.10 km) |
| Rhyl to Iona (Florida) | 4,304.74 mi (6,927.80 km) |
| Rhyl to Ionia (Michigan) | 3,618.10 mi (5,822.77 km) |
| Rhyl to Iowa City (Iowa) | 3,921.33 mi (6,310.76 km) |
| Rhyl to Irmo (South Carolina) | 3,889.75 mi (6,259.95 km) |
| Rhyl to Irondale (Alabama) | 4,135.18 mi (6,654.92 km) |
| Rhyl to Ironton (Ohio) | 3,733.99 mi (6,009.28 km) |
| Rhyl to Irvine (California) | 5,258.08 mi (8,462.06 km) |
| Rhyl to Irving (Texas) | 4,569.47 mi (7,353.85 km) |
| Rhyl to Isabela (Puerto Rico) | 4,114.22 mi (6,621.19 km) |
