| Washington Court House to Kennewick (Washington) | 1,850.73 mi (2,978.46 km) |
| Washington Court House to Kenosha (Wisconsin) | 313.10 mi (503.89 km) |
| Washington Court House to Kent (Ohio) | 155.68 mi (250.54 km) |
| Washington Court House to Kent (Washington) | 1,996.48 mi (3,213.03 km) |
| Washington Court House to Kentwood (Michigan) | 257.15 mi (413.85 km) |
| Washington Court House to Kerman (California) | 1,986.74 mi (3,197.36 km) |
| Washington Court House to Kernersville (North Carolina) | 299.15 mi (481.44 km) |
| Washington Court House to Kerrville (Texas) | 1,103.93 mi (1,776.60 km) |
| Washington Court House to Kettering (Maryland) | 358.15 mi (576.39 km) |
| Washington Court House to Kettering (Ohio) | 39.90 mi (64.22 km) |
| Washington Court House to Kewanee (Illinois) | 361.52 mi (581.81 km) |
| Washington Court House to Key Biscayne (Florida) | 975.22 mi (1,569.46 km) |
| Washington Court House to Key Largo (Florida) | 1,011.29 mi (1,627.52 km) |
| Washington Court House to Key West (Florida) | 1,039.05 mi (1,672.18 km) |
| Washington Court House to Keystone (Florida) | 789.56 mi (1,270.68 km) |
