| Maryland Heights to Keene (New Hampshire) | 991.77 mi (1,596.10 km) |
| Maryland Heights to Keizer (Oregon) | 1,717.65 mi (2,764.29 km) |
| Maryland Heights to Keller (Texas) | 549.94 mi (885.05 km) |
| Maryland Heights to Kelso (Washington) | 1,717.11 mi (2,763.43 km) |
| Maryland Heights to Kemp Mill (Maryland) | 723.29 mi (1,164.03 km) |
| Maryland Heights to Ken Caryl (Colorado) | 785.79 mi (1,264.61 km) |
| Maryland Heights to Kendale Lakes (Florida) | 1,072.82 mi (1,726.53 km) |
| Maryland Heights to Kendall (Florida) | 1,076.76 mi (1,732.87 km) |
| Maryland Heights to Kendall Park (New Jersey) | 854.37 mi (1,374.98 km) |
| Maryland Heights to Kendall West (Florida) | 1,071.93 mi (1,725.10 km) |
| Maryland Heights to Kenmore (New York) | 672.93 mi (1,082.98 km) |
| Maryland Heights to Kenmore (Washington) | 1,702.12 mi (2,739.30 km) |
| Maryland Heights to Kenner (Louisiana) | 601.79 mi (968.49 km) |
| Maryland Heights to Kennesaw (Georgia) | 459.49 mi (739.47 km) |
| Maryland Heights to Kennett (Missouri) | 172.85 mi (278.17 km) |
