| Alton to Myrtle Grove (North Carolina) | 3,891.50 mi (6,262.77 km) |
| Alton to Nacogdoches (Texas) | 4,701.02 mi (7,565.56 km) |
| Alton to Nampa (Idaho) | 4,842.19 mi (7,792.75 km) |
| Alton to Nanakuli (Hawaii) | 7,236.25 mi (11,645.61 km) |
| Alton to Nanticoke (Pennsylvania) | 3,494.97 mi (5,624.61 km) |
| Alton to Nanuet (New York) | 3,418.18 mi (5,501.02 km) |
| Alton to Napa (California) | 5,313.01 mi (8,550.47 km) |
| Alton to Naperville (Illinois) | 3,953.06 mi (6,361.83 km) |
| Alton to Naples (Florida) | 4,445.16 mi (7,153.80 km) |
| Alton to Naranja (Florida) | 4,418.44 mi (7,110.79 km) |
| Alton to Nashua (New Hampshire) | 3,245.80 mi (5,223.62 km) |
| Alton to Nashville (Tennessee) | 4,160.82 mi (6,696.19 km) |
| Alton to Natchez (Mississippi) | 4,573.75 mi (7,360.73 km) |
| Alton to Natchitoches (Louisiana) | 4,633.02 mi (7,456.13 km) |
| Alton to National City (California) | 5,470.34 mi (8,803.66 km) |
