| Key Largo to Naugatuck (Connecticut) | 1,206.85 mi (1,942.24 km) |
| Key Largo to Navarre (Florida) | 538.96 mi (867.38 km) |
| Key Largo to Nederland (Texas) | 896.56 mi (1,442.88 km) |
| Key Largo to Neenah (Wisconsin) | 1,391.67 mi (2,239.68 km) |
| Key Largo to Neosho (Missouri) | 1,155.06 mi (1,858.89 km) |
| Key Largo to Nesconset (New York) | 1,163.96 mi (1,873.21 km) |
| Key Largo to New Albany (Indiana) | 964.52 mi (1,552.24 km) |
| Key Largo to New Albany (Ohio) | 1,042.60 mi (1,677.91 km) |
| Key Largo to New Baltimore (Michigan) | 1,221.01 mi (1,965.03 km) |
| Key Largo to New Baltimore (Virginia) | 954.59 mi (1,536.27 km) |
| Key Largo to New Bedford (Massachusetts) | 1,265.11 mi (2,036.00 km) |
| Key Largo to New Berlin (Wisconsin) | 1,308.60 mi (2,105.99 km) |
| Key Largo to New Bern (North Carolina) | 717.26 mi (1,154.32 km) |
| Key Largo to New Braunfels (Texas) | 1,129.55 mi (1,817.83 km) |
| Key Largo to New Brighton (Minnesota) | 1,551.76 mi (2,497.32 km) |
