| Holyhead to Naugatuck (Connecticut) | 3,171.75 mi (5,104.43 km) |
| Holyhead to Navarre (Florida) | 4,257.17 mi (6,851.25 km) |
| Holyhead to Nederland (Texas) | 4,562.12 mi (7,342.02 km) |
| Holyhead to Neenah (Wisconsin) | 3,647.79 mi (5,870.56 km) |
| Holyhead to Neosho (Missouri) | 4,222.99 mi (6,796.25 km) |
| Holyhead to Nesconset (New York) | 3,204.04 mi (5,156.40 km) |
| Holyhead to New Albany (Indiana) | 3,822.76 mi (6,152.14 km) |
| Holyhead to New Albany (Ohio) | 3,620.39 mi (5,826.46 km) |
| Holyhead to New Baltimore (Michigan) | 3,498.81 mi (5,630.78 km) |
| Holyhead to New Baltimore (Virginia) | 3,481.89 mi (5,603.55 km) |
| Holyhead to New Bedford (Massachusetts) | 3,079.22 mi (4,955.53 km) |
| Holyhead to New Berlin (Wisconsin) | 3,690.14 mi (5,938.70 km) |
| Holyhead to New Bern (North Carolina) | 3,628.56 mi (5,839.61 km) |
| Holyhead to New Braunfels (Texas) | 4,736.02 mi (7,621.89 km) |
| Holyhead to New Brighton (Minnesota) | 3,777.90 mi (6,079.94 km) |
