| Katy to Worthington (Ohio) | 1,014.61 mi (1,632.85 km) |
| Katy to Wright (Florida) | 551.15 mi (886.99 km) |
| Katy to Wyandanch (New York) | 1,470.06 mi (2,365.84 km) |
| Katy to Wyandotte (Michigan) | 1,110.41 mi (1,787.03 km) |
| Katy to Wylie (Texas) | 227.82 mi (366.64 km) |
| Katy to Wyndham (Virginia) | 1,177.86 mi (1,895.58 km) |
| Katy to Wyoming (Michigan) | 1,064.48 mi (1,713.12 km) |
| Katy to Wyomissing (Pennsylvania) | 1,334.02 mi (2,146.90 km) |
| Katy to Xenia (Ohio) | 959.14 mi (1,543.58 km) |
| Katy to Yakima (Washington) | 1,760.96 mi (2,833.99 km) |
| Katy to Yankton (South Dakota) | 909.19 mi (1,463.20 km) |
| Katy to Yauco (Puerto Rico) | 1,994.53 mi (3,209.88 km) |
| Katy to Yazoo City (Mississippi) | 384.17 mi (618.27 km) |
| Katy to Yeadon (Pennsylvania) | 1,356.14 mi (2,182.50 km) |
| Katy to Yelm (Washington) | 1,857.41 mi (2,989.20 km) |
