| Fort Madison to Newport East (Rhode Island) | 1,044.59 mi (1,681.11 km) |
| Fort Madison to Newport News (Virginia) | 832.93 mi (1,340.47 km) |
| Fort Madison to Newton (Iowa) | 115.09 mi (185.22 km) |
| Fort Madison to Newton (Kansas) | 366.62 mi (590.01 km) |
| Fort Madison to Newton (Massachusetts) | 1,046.90 mi (1,684.83 km) |
| Fort Madison to Newton (North Carolina) | 647.12 mi (1,041.44 km) |
| Fort Madison to Niagara Falls (New York) | 656.72 mi (1,056.89 km) |
| Fort Madison to Niceville (Florida) | 748.84 mi (1,205.15 km) |
| Fort Madison to Nicholasville (Kentucky) | 408.88 mi (658.03 km) |
| Fort Madison to Niles (Illinois) | 207.85 mi (334.50 km) |
| Fort Madison to Niles (Michigan) | 278.10 mi (447.56 km) |
| Fort Madison to Niles (Ohio) | 554.47 mi (892.33 km) |
| Fort Madison to Nipomo (California) | 1,628.83 mi (2,621.35 km) |
| Fort Madison to Nixa (Missouri) | 268.28 mi (431.76 km) |
| Fort Madison to Noblesville (Indiana) | 284.47 mi (457.81 km) |
