| Longford to Myrtle Grove (North Carolina) | 3,575.55 mi (5,754.29 km) |
| Longford to Nacogdoches (Texas) | 4,369.43 mi (7,031.92 km) |
| Longford to Nampa (Idaho) | 4,511.37 mi (7,260.35 km) |
| Longford to Nanakuli (Hawaii) | 6,953.82 mi (11,191.09 km) |
| Longford to Nanticoke (Pennsylvania) | 3,168.94 mi (5,099.91 km) |
| Longford to Nanuet (New York) | 3,094.38 mi (4,979.92 km) |
| Longford to Napa (California) | 4,982.76 mi (8,018.97 km) |
| Longford to Naperville (Illinois) | 3,617.78 mi (5,822.25 km) |
| Longford to Naples (Florida) | 4,137.56 mi (6,658.76 km) |
| Longford to Naranja (Florida) | 4,114.64 mi (6,621.88 km) |
| Longford to Nashua (New Hampshire) | 2,921.66 mi (4,701.95 km) |
| Longford to Nashville (Tennessee) | 3,831.42 mi (6,166.07 km) |
| Longford to Natchez (Mississippi) | 4,245.06 mi (6,831.77 km) |
| Longford to Natchitoches (Louisiana) | 4,302.61 mi (6,924.38 km) |
| Longford to National City (California) | 5,133.91 mi (8,262.23 km) |
