| Rock Island to Eagan (Minnesota) | 265.32 mi (426.99 km) |
| Rock Island to Eagle (Idaho) | 1,316.25 mi (2,118.31 km) |
| Rock Island to Eagle Mountain (Utah) | 1,119.22 mi (1,801.21 km) |
| Rock Island to Eagle Pass (Texas) | 1,042.50 mi (1,677.75 km) |
| Rock Island to Easley (South Carolina) | 632.01 mi (1,017.12 km) |
| Rock Island to East Bakersfield (California) | 1,585.32 mi (2,551.33 km) |
| Rock Island to East Bethel (Minnesota) | 298.94 mi (481.09 km) |
| Rock Island to East Chicago (Indiana) | 162.18 mi (261.01 km) |
| Rock Island to East Cleveland (Ohio) | 465.70 mi (749.48 km) |
| Rock Island to East Glenville (New York) | 857.03 mi (1,379.26 km) |
| Rock Island to East Grand Rapids (Michigan) | 274.18 mi (441.25 km) |
| Rock Island to East Hemet (California) | 1,531.44 mi (2,464.62 km) |
| Rock Island to East Highland Park (Virginia) | 752.01 mi (1,210.24 km) |
| Rock Island to East Honolulu (Hawaii) | 4,091.64 mi (6,584.86 km) |
| Rock Island to East Islip (New York) | 905.69 mi (1,457.57 km) |
