| Herndon to Kilgore (Texas) | 1,078.23 mi (1,735.24 km) |
| Herndon to Killeen (Texas) | 1,269.90 mi (2,043.70 km) |
| Herndon to King City (California) | 2,379.54 mi (3,829.51 km) |
| Herndon to King of Prussia (Pennsylvania) | 132.16 mi (212.69 km) |
| Herndon to Kingman (Arizona) | 2,021.33 mi (3,253.02 km) |
| Herndon to Kings Mountain (North Carolina) | 338.00 mi (543.96 km) |
| Herndon to Kings Park (New York) | 256.20 mi (412.32 km) |
| Herndon to Kings Park West (Virginia) | 11.76 mi (18.92 km) |
| Herndon to Kingsburg (California) | 2,289.71 mi (3,684.94 km) |
| Herndon to Kingsland (Georgia) | 614.18 mi (988.43 km) |
| Herndon to Kingsport (Tennessee) | 328.60 mi (528.83 km) |
| Herndon to Kingston (New York) | 271.21 mi (436.48 km) |
| Herndon to Kingston (Pennsylvania) | 177.26 mi (285.28 km) |
| Herndon to Kingstowne (Virginia) | 19.37 mi (31.18 km) |
| Herndon to Kingsville (Texas) | 1,418.34 mi (2,282.61 km) |
