| Mack to Worthington (Ohio) | 109.82 mi (176.74 km) |
| Mack to Wright (Florida) | 611.61 mi (984.29 km) |
| Mack to Wyandanch (New York) | 609.05 mi (980.17 km) |
| Mack to Wyandotte (Michigan) | 226.12 mi (363.91 km) |
| Mack to Wylie (Texas) | 783.28 mi (1,260.56 km) |
| Mack to Wyndham (Virginia) | 395.46 mi (636.43 km) |
| Mack to Wyoming (Michigan) | 264.00 mi (424.87 km) |
| Mack to Wyomissing (Pennsylvania) | 469.66 mi (755.85 km) |
| Mack to Xenia (Ohio) | 53.96 mi (86.84 km) |
| Mack to Yakima (Washington) | 1,869.89 mi (3,009.30 km) |
| Mack to Yankton (South Dakota) | 710.45 mi (1,143.37 km) |
| Mack to Yauco (Puerto Rico) | 1,808.17 mi (2,909.96 km) |
| Mack to Yazoo City (Mississippi) | 539.37 mi (868.04 km) |
| Mack to Yeadon (Pennsylvania) | 504.95 mi (812.63 km) |
| Mack to Yelm (Washington) | 1,969.08 mi (3,168.93 km) |
