| Rock Island to Effingham (Illinois) | 194.45 mi (312.93 km) |
| Rock Island to Eggertsville (New York) | 610.86 mi (983.09 km) |
| Rock Island to Egypt Lake-Leto (Florida) | 1,035.21 mi (1,666.02 km) |
| Rock Island to El Cajon (California) | 1,563.64 mi (2,516.44 km) |
| Rock Island to El Campo (Texas) | 905.84 mi (1,457.80 km) |
| Rock Island to El Centro (California) | 1,494.04 mi (2,404.42 km) |
| Rock Island to El Cerrito (California) | 1,694.45 mi (2,726.95 km) |
| Rock Island to El Dorado (Arkansas) | 581.42 mi (935.70 km) |
| Rock Island to El Dorado (Kansas) | 418.31 mi (673.20 km) |
| Rock Island to El Dorado Hills (California) | 1,613.93 mi (2,597.37 km) |
| Rock Island to El Mirage (Arizona) | 1,305.12 mi (2,100.40 km) |
| Rock Island to El Monte (California) | 1,575.77 mi (2,535.95 km) |
| Rock Island to El Paso (Texas) | 1,098.61 mi (1,768.04 km) |
| Rock Island to El Paso de Robles (California) | 1,664.98 mi (2,679.52 km) |
| Rock Island to El Reno (Oklahoma) | 571.46 mi (919.68 km) |
