| Apex to Kenosha (Wisconsin) | 675.64 mi (1,087.34 km) |
| Apex to Kent (Ohio) | 398.23 mi (640.89 km) |
| Apex to Kent (Washington) | 2,346.13 mi (3,775.72 km) |
| Apex to Kentwood (Michigan) | 610.97 mi (983.27 km) |
| Apex to Kerman (California) | 2,278.91 mi (3,667.56 km) |
| Apex to Kernersville (North Carolina) | 72.69 mi (116.98 km) |
| Apex to Kerrville (Texas) | 1,236.54 mi (1,990.02 km) |
| Apex to Kettering (Maryland) | 246.88 mi (397.31 km) |
| Apex to Kettering (Ohio) | 397.92 mi (640.39 km) |
| Apex to Kewanee (Illinois) | 708.07 mi (1,139.53 km) |
| Apex to Key Biscayne (Florida) | 697.41 mi (1,122.38 km) |
| Apex to Key Largo (Florida) | 738.15 mi (1,187.94 km) |
| Apex to Key West (Florida) | 790.20 mi (1,271.70 km) |
| Apex to Keystone (Florida) | 568.13 mi (914.31 km) |
| Apex to Kihei (Hawaii) | 4,716.34 mi (7,590.21 km) |
