| Mackworth to Kenosha (Wisconsin) | 3,825.78 mi (6,157.00 km) |
| Mackworth to Kent (Ohio) | 3,645.06 mi (5,866.16 km) |
| Mackworth to Kent (Washington) | 4,679.60 mi (7,531.09 km) |
| Mackworth to Kentwood (Michigan) | 3,726.43 mi (5,997.12 km) |
| Mackworth to Kerman (California) | 5,232.93 mi (8,421.59 km) |
| Mackworth to Kernersville (North Carolina) | 3,832.37 mi (6,167.60 km) |
| Mackworth to Kerrville (Texas) | 4,885.18 mi (7,861.93 km) |
| Mackworth to Kettering (Maryland) | 3,569.16 mi (5,744.01 km) |
| Mackworth to Kettering (Ohio) | 3,820.98 mi (6,149.28 km) |
| Mackworth to Kewanee (Illinois) | 3,966.23 mi (6,383.03 km) |
| Mackworth to Key Biscayne (Florida) | 4,357.26 mi (7,012.33 km) |
| Mackworth to Key Largo (Florida) | 4,396.90 mi (7,076.12 km) |
| Mackworth to Key West (Florida) | 4,482.28 mi (7,213.54 km) |
| Mackworth to Keystone (Florida) | 4,331.57 mi (6,970.98 km) |
| Mackworth to Kihei (Hawaii) | 7,127.34 mi (11,470.34 km) |
