| Rock Island to Wichita (Kansas) | 444.61 mi (715.52 km) |
| Rock Island to Wichita Falls (Texas) | 678.92 mi (1,092.62 km) |
| Rock Island to Wickliffe (Ohio) | 471.21 mi (758.34 km) |
| Rock Island to Wildomar (California) | 1,551.20 mi (2,496.41 km) |
| Rock Island to Wildwood (Florida) | 1,000.82 mi (1,610.67 km) |
| Rock Island to Wildwood (Missouri) | 199.73 mi (321.43 km) |
| Rock Island to Wilkes-Barre (Pennsylvania) | 761.94 mi (1,226.22 km) |
| Rock Island to Wilkinsburg (Pennsylvania) | 562.91 mi (905.92 km) |
| Rock Island to Williamsburg (Virginia) | 794.78 mi (1,279.07 km) |
| Rock Island to Williamsport (Pennsylvania) | 701.99 mi (1,129.75 km) |
| Rock Island to Williamstown (New Jersey) | 826.90 mi (1,330.77 km) |
| Rock Island to Willimantic (Connecticut) | 947.65 mi (1,525.10 km) |
| Rock Island to Williston (North Dakota) | 788.36 mi (1,268.74 km) |
| Rock Island to Willmar (Minnesota) | 337.95 mi (543.87 km) |
| Rock Island to Willoughby (Ohio) | 474.26 mi (763.24 km) |
