| Rock Island to Excelsior Springs (Missouri) | 242.25 mi (389.86 km) |
| Rock Island to Exeter (California) | 1,569.65 mi (2,526.10 km) |
| Rock Island to Fair Lawn (New Jersey) | 855.43 mi (1,376.68 km) |
| Rock Island to Fair Oaks (California) | 1,624.79 mi (2,614.84 km) |
| Rock Island to Fair Oaks (Virginia) | 720.22 mi (1,159.08 km) |
| Rock Island to Fairbanks (Alaska) | 2,723.25 mi (4,382.64 km) |
| Rock Island to Fairborn (Ohio) | 363.32 mi (584.71 km) |
| Rock Island to Fairburn (Georgia) | 637.80 mi (1,026.44 km) |
| Rock Island to Fairfax (Virginia) | 723.49 mi (1,164.35 km) |
| Rock Island to Fairfax Station (Virginia) | 722.97 mi (1,163.51 km) |
| Rock Island to Fairfield (California) | 1,673.31 mi (2,692.93 km) |
| Rock Island to Fairfield (Ohio) | 350.49 mi (564.06 km) |
| Rock Island to Fairhope (Alabama) | 771.31 mi (1,241.30 km) |
| Rock Island to Fairland (Maryland) | 736.37 mi (1,185.08 km) |
| Rock Island to Fairmont (Minnesota) | 248.04 mi (399.19 km) |
