| Rock Island to West St. Paul (Minnesota) | 268.53 mi (432.16 km) |
| Rock Island to West University Place (Texas) | 856.23 mi (1,377.96 km) |
| Rock Island to West Valley City (Utah) | 1,114.56 mi (1,793.71 km) |
| Rock Island to West Whittier-Los Nietos (California) | 1,580.88 mi (2,544.18 km) |
| Rock Island to Westbrook (Maine) | 1,037.87 mi (1,670.30 km) |
| Rock Island to Westbury (New York) | 884.53 mi (1,423.51 km) |
| Rock Island to Westchase (Florida) | 1,029.97 mi (1,657.58 km) |
| Rock Island to Westchester (Florida) | 1,233.42 mi (1,985.00 km) |
| Rock Island to Westchester (Illinois) | 141.41 mi (227.58 km) |
| Rock Island to Western Springs (Illinois) | 140.39 mi (225.93 km) |
| Rock Island to Westerville (Ohio) | 411.24 mi (661.83 km) |
| Rock Island to Westfield (Indiana) | 252.15 mi (405.80 km) |
| Rock Island to Westfield (Massachusetts) | 917.64 mi (1,476.79 km) |
| Rock Island to Westfield (New Jersey) | 846.67 mi (1,362.59 km) |
| Rock Island to Westlake (Ohio) | 447.87 mi (720.78 km) |
