| Llanelli to Myrtle Grove (North Carolina) | 3,749.44 mi (6,034.14 km) |
| Llanelli to Nacogdoches (Texas) | 4,560.04 mi (7,338.68 km) |
| Llanelli to Nampa (Idaho) | 4,718.94 mi (7,594.40 km) |
| Llanelli to Nanakuli (Hawaii) | 7,147.89 mi (11,503.41 km) |
| Llanelli to Nanticoke (Pennsylvania) | 3,353.10 mi (5,396.29 km) |
| Llanelli to Nanuet (New York) | 3,276.13 mi (5,272.43 km) |
| Llanelli to Napa (California) | 5,190.33 mi (8,353.03 km) |
| Llanelli to Naperville (Illinois) | 3,813.72 mi (6,137.59 km) |
| Llanelli to Naples (Florida) | 4,303.74 mi (6,926.20 km) |
| Llanelli to Naranja (Florida) | 4,277.44 mi (6,883.87 km) |
| Llanelli to Nashua (New Hampshire) | 3,103.79 mi (4,995.07 km) |
| Llanelli to Nashville (Tennessee) | 4,019.37 mi (6,468.56 km) |
| Llanelli to Natchez (Mississippi) | 4,432.16 mi (7,132.86 km) |
| Llanelli to Natchitoches (Louisiana) | 4,491.76 mi (7,228.79 km) |
| Llanelli to National City (California) | 5,339.96 mi (8,593.83 km) |
