| Herndon to Nocatee (Florida) | 654.50 mi (1,053.32 km) |
| Herndon to Nogales (Arizona) | 1,954.17 mi (3,144.93 km) |
| Herndon to Nolensville (Tennessee) | 549.78 mi (884.79 km) |
| Herndon to Norco (California) | 2,240.94 mi (3,606.45 km) |
| Herndon to Norcross (Georgia) | 514.02 mi (827.24 km) |
| Herndon to Norfolk (Nebraska) | 1,071.03 mi (1,723.66 km) |
| Herndon to Norfolk (Virginia) | 156.01 mi (251.07 km) |
| Herndon to Normal (Illinois) | 625.12 mi (1,006.03 km) |
| Herndon to Norman (Oklahoma) | 1,127.33 mi (1,814.27 km) |
| Herndon to Norridge (Illinois) | 585.81 mi (942.76 km) |
| Herndon to Norristown (Pennsylvania) | 135.03 mi (217.31 km) |
| Herndon to North Adams (Massachusetts) | 340.06 mi (547.28 km) |
| Herndon to North Amityville (New York) | 242.39 mi (390.09 km) |
| Herndon to North Arlington (New Jersey) | 213.60 mi (343.76 km) |
| Herndon to North Auburn (California) | 2,324.67 mi (3,741.19 km) |
