| Delaware to Keizer (Oregon) | 2,035.30 mi (3,275.51 km) |
| Delaware to Keller (Texas) | 933.10 mi (1,501.68 km) |
| Delaware to Kelso (Washington) | 2,023.39 mi (3,256.32 km) |
| Delaware to Kemp Mill (Maryland) | 333.13 mi (536.12 km) |
| Delaware to Ken Caryl (Colorado) | 1,165.75 mi (1,876.10 km) |
| Delaware to Kendale Lakes (Florida) | 1,018.81 mi (1,639.62 km) |
| Delaware to Kendall (Florida) | 1,021.90 mi (1,644.58 km) |
| Delaware to Kendall Park (New Jersey) | 448.08 mi (721.11 km) |
| Delaware to Kendall West (Florida) | 1,018.65 mi (1,639.36 km) |
| Delaware to Kenmore (New York) | 285.23 mi (459.03 km) |
| Delaware to Kenmore (Washington) | 1,990.48 mi (3,203.36 km) |
| Delaware to Kenner (Louisiana) | 816.91 mi (1,314.68 km) |
| Delaware to Kennesaw (Georgia) | 440.71 mi (709.26 km) |
| Delaware to Kennett (Missouri) | 470.12 mi (756.58 km) |
| Delaware to Kennewick (Washington) | 1,845.41 mi (2,969.90 km) |
