| Thornton to Naugatuck (Connecticut) | 3,273.70 mi (5,268.52 km) |
| Thornton to Navarre (Florida) | 4,359.27 mi (7,015.57 km) |
| Thornton to Nederland (Texas) | 4,658.75 mi (7,497.53 km) |
| Thornton to Neenah (Wisconsin) | 3,734.32 mi (6,009.81 km) |
| Thornton to Neosho (Missouri) | 4,312.80 mi (6,940.79 km) |
| Thornton to Nesconset (New York) | 3,306.64 mi (5,321.52 km) |
| Thornton to New Albany (Indiana) | 3,918.44 mi (6,306.13 km) |
| Thornton to New Albany (Ohio) | 3,716.62 mi (5,981.32 km) |
| Thornton to New Baltimore (Michigan) | 3,592.00 mi (5,780.76 km) |
| Thornton to New Baltimore (Virginia) | 3,583.42 mi (5,766.95 km) |
| Thornton to New Bedford (Massachusetts) | 3,182.45 mi (5,121.65 km) |
| Thornton to New Berlin (Wisconsin) | 3,778.49 mi (6,080.90 km) |
| Thornton to New Bern (North Carolina) | 3,733.98 mi (6,009.25 km) |
| Thornton to New Braunfels (Texas) | 4,829.19 mi (7,771.82 km) |
| Thornton to New Brighton (Minnesota) | 3,859.07 mi (6,210.58 km) |
