| Rock Island to Fort Madison (Iowa) | 71.03 mi (114.31 km) |
| Rock Island to Fort Meade (Maryland) | 746.56 mi (1,201.47 km) |
| Rock Island to Fort Mill (South Carolina) | 687.23 mi (1,105.99 km) |
| Rock Island to Fort Mohave (Arizona) | 1,371.31 mi (2,206.91 km) |
| Rock Island to Fort Morgan (Colorado) | 694.56 mi (1,117.79 km) |
| Rock Island to Fort Myers (Florida) | 1,140.36 mi (1,835.23 km) |
| Rock Island to Fort Oglethorpe (Georgia) | 536.42 mi (863.29 km) |
| Rock Island to Fort Payne (Alabama) | 552.66 mi (889.43 km) |
| Rock Island to Fort Pierce (Florida) | 1,130.31 mi (1,819.05 km) |
| Rock Island to Fort Smith (Arkansas) | 469.83 mi (756.11 km) |
| Rock Island to Fort Thomas (Kentucky) | 362.80 mi (583.88 km) |
| Rock Island to Fort Walton Beach (Florida) | 794.35 mi (1,278.38 km) |
| Rock Island to Fort Washington (Maryland) | 741.08 mi (1,192.65 km) |
| Rock Island to Fort Wayne (Indiana) | 283.60 mi (456.40 km) |
| Rock Island to Fort Worth (Texas) | 706.01 mi (1,136.21 km) |
