| River Ridge to Kennewick (Washington) | 1,915.91 mi (3,083.36 km) |
| River Ridge to Kenosha (Wisconsin) | 882.06 mi (1,419.54 km) |
| River Ridge to Kent (Ohio) | 918.46 mi (1,478.11 km) |
| River Ridge to Kent (Washington) | 2,080.92 mi (3,348.91 km) |
| River Ridge to Kentwood (Michigan) | 929.01 mi (1,495.09 km) |
| River Ridge to Kerman (California) | 1,776.81 mi (2,859.49 km) |
| River Ridge to Kernersville (North Carolina) | 723.94 mi (1,165.08 km) |
| River Ridge to Kerrville (Texas) | 533.15 mi (858.02 km) |
| River Ridge to Kettering (Maryland) | 981.28 mi (1,579.22 km) |
| River Ridge to Kettering (Ohio) | 755.22 mi (1,215.41 km) |
| River Ridge to Kewanee (Illinois) | 779.59 mi (1,254.62 km) |
| River Ridge to Key Biscayne (Florida) | 681.13 mi (1,096.17 km) |
| River Ridge to Key Largo (Florida) | 687.15 mi (1,105.86 km) |
| River Ridge to Key West (Florida) | 638.26 mi (1,027.18 km) |
| River Ridge to Keystone (Florida) | 477.20 mi (767.98 km) |
