| Rock Island to Indianapolis (Indiana) | 260.38 mi (419.04 km) |
| Rock Island to Indianola (Iowa) | 154.71 mi (248.98 km) |
| Rock Island to Indio (California) | 1,495.55 mi (2,406.85 km) |
| Rock Island to Inglewood (California) | 1,595.53 mi (2,567.76 km) |
| Rock Island to Inkster (Michigan) | 378.06 mi (608.42 km) |
| Rock Island to Inver Grove Heights (Minnesota) | 263.25 mi (423.66 km) |
| Rock Island to Inwood (New York) | 877.67 mi (1,412.47 km) |
| Rock Island to Iona (Florida) | 1,143.72 mi (1,840.63 km) |
| Rock Island to Ionia (Michigan) | 300.47 mi (483.56 km) |
| Rock Island to Iowa City (Iowa) | 50.65 mi (81.51 km) |
| Rock Island to Irmo (South Carolina) | 721.58 mi (1,161.26 km) |
| Rock Island to Irondale (Alabama) | 588.14 mi (946.51 km) |
| Rock Island to Ironton (Ohio) | 464.76 mi (747.97 km) |
| Rock Island to Irvine (California) | 1,575.41 mi (2,535.38 km) |
| Rock Island to Irving (Texas) | 690.68 mi (1,111.55 km) |
