| Gaithersburg to Newport East (Rhode Island) | 352.72 mi (567.64 km) |
| Gaithersburg to Newport News (Virginia) | 145.22 mi (233.71 km) |
| Gaithersburg to Newton (Iowa) | 849.89 mi (1,367.76 km) |
| Gaithersburg to Newton (Kansas) | 1,087.70 mi (1,750.48 km) |
| Gaithersburg to Newton (Massachusetts) | 384.06 mi (618.09 km) |
| Gaithersburg to Newton (North Carolina) | 325.86 mi (524.42 km) |
| Gaithersburg to Niagara Falls (New York) | 289.05 mi (465.18 km) |
| Gaithersburg to Niceville (Florida) | 792.45 mi (1,275.32 km) |
| Gaithersburg to Nicholasville (Kentucky) | 406.63 mi (654.40 km) |
| Gaithersburg to Niles (Illinois) | 590.42 mi (950.18 km) |
| Gaithersburg to Niles (Michigan) | 509.77 mi (820.40 km) |
| Gaithersburg to Niles (Ohio) | 234.63 mi (377.60 km) |
| Gaithersburg to Nipomo (California) | 2,380.08 mi (3,830.37 km) |
| Gaithersburg to Nixa (Missouri) | 885.19 mi (1,424.57 km) |
| Gaithersburg to Noblesville (Indiana) | 472.04 mi (759.67 km) |
