| Holyhead to Mount Holly (North Carolina) | 3,776.87 mi (6,078.28 km) |
| Holyhead to Mount Juliet (Tennessee) | 3,952.20 mi (6,360.46 km) |
| Holyhead to Mount Kisco (New York) | 3,211.45 mi (5,168.32 km) |
| Holyhead to Mount Pleasant (Michigan) | 3,535.42 mi (5,689.71 km) |
| Holyhead to Mount Pleasant (South Carolina) | 3,849.41 mi (6,195.03 km) |
| Holyhead to Mount Pleasant (Texas) | 4,434.06 mi (7,135.94 km) |
| Holyhead to Mount Pleasant (Wisconsin) | 3,693.18 mi (5,943.60 km) |
| Holyhead to Mount Prospect (Illinois) | 3,725.38 mi (5,995.43 km) |
| Holyhead to Mount Sinai (New York) | 3,194.65 mi (5,141.29 km) |
| Holyhead to Mount Vernon (Illinois) | 3,942.16 mi (6,344.29 km) |
| Holyhead to Mount Vernon (New York) | 3,228.22 mi (5,195.32 km) |
| Holyhead to Mount Vernon (Ohio) | 3,594.10 mi (5,784.14 km) |
| Holyhead to Mount Vernon (Virginia) | 3,459.08 mi (5,566.86 km) |
| Holyhead to Mount Vernon (Washington) | 4,521.54 mi (7,276.71 km) |
| Holyhead to Mount Washington (Kentucky) | 3,825.10 mi (6,155.91 km) |
