| Katy to Washington (Indiana) | 787.27 mi (1,266.99 km) |
| Katy to Washington (Missouri) | 664.81 mi (1,069.91 km) |
| Katy to Washington (Pennsylvania) | 1,134.30 mi (1,825.48 km) |
| Katy to Washington (Utah) | 1,134.36 mi (1,825.57 km) |
| Katy to Washington Court House (Ohio) | 973.24 mi (1,566.27 km) |
| Katy to Washougal (Washington) | 1,800.04 mi (2,896.88 km) |
| Katy to Watauga (Texas) | 228.71 mi (368.08 km) |
| Katy to Waterbury (Connecticut) | 1,508.81 mi (2,428.19 km) |
| Katy to Waterloo (Illinois) | 673.96 mi (1,084.63 km) |
| Katy to Waterloo (Iowa) | 898.61 mi (1,446.17 km) |
| Katy to Watertown (New York) | 1,466.91 mi (2,360.76 km) |
| Katy to Watertown (South Dakota) | 1,047.08 mi (1,685.11 km) |
| Katy to Watertown (Wisconsin) | 1,005.45 mi (1,618.12 km) |
| Katy to Watertown Town (Massachusetts) | 1,619.03 mi (2,605.57 km) |
| Katy to Waterville (Maine) | 1,752.43 mi (2,820.26 km) |
