| Southborough to Naugatuck (Connecticut) | 3,412.73 mi (5,492.26 km) |
| Southborough to Navarre (Florida) | 4,497.31 mi (7,237.72 km) |
| Southborough to Nederland (Texas) | 4,808.42 mi (7,738.41 km) |
| Southborough to Neenah (Wisconsin) | 3,900.74 mi (6,277.64 km) |
| Southborough to Neosho (Missouri) | 4,474.33 mi (7,200.75 km) |
| Southborough to Nesconset (New York) | 3,444.12 mi (5,542.78 km) |
| Southborough to New Albany (Indiana) | 4,070.17 mi (6,550.30 km) |
| Southborough to New Albany (Ohio) | 3,867.41 mi (6,224.00 km) |
| Southborough to New Baltimore (Michigan) | 3,748.26 mi (6,032.24 km) |
| Southborough to New Baltimore (Virginia) | 3,723.22 mi (5,991.95 km) |
| Southborough to New Bedford (Massachusetts) | 3,318.50 mi (5,340.61 km) |
| Southborough to New Berlin (Wisconsin) | 3,942.31 mi (6,344.54 km) |
| Southborough to New Bern (North Carolina) | 3,863.92 mi (6,218.38 km) |
| Southborough to New Braunfels (Texas) | 4,985.14 mi (8,022.81 km) |
| Southborough to New Brighton (Minnesota) | 4,032.30 mi (6,489.36 km) |
