| Rock Island to Garfield (New Jersey) | 856.45 mi (1,378.33 km) |
| Rock Island to Garfield Heights (Ohio) | 464.84 mi (748.08 km) |
| Rock Island to Garland (Texas) | 678.23 mi (1,091.51 km) |
| Rock Island to Garner (North Carolina) | 758.47 mi (1,220.63 km) |
| Rock Island to Gary (Indiana) | 167.54 mi (269.64 km) |
| Rock Island to Gastonia (North Carolina) | 665.57 mi (1,071.12 km) |
| Rock Island to Gatesville (Texas) | 797.82 mi (1,283.96 km) |
| Rock Island to Gateway (Florida) | 1,145.02 mi (1,842.73 km) |
| Rock Island to Gautier (Mississippi) | 771.62 mi (1,241.80 km) |
| Rock Island to Geneva (Illinois) | 120.00 mi (193.12 km) |
| Rock Island to Geneva (New York) | 702.32 mi (1,130.28 km) |
| Rock Island to Georgetown (Georgia) | 834.33 mi (1,342.73 km) |
| Rock Island to Georgetown (Kentucky) | 390.65 mi (628.69 km) |
| Rock Island to Georgetown (Texas) | 844.86 mi (1,359.68 km) |
| Rock Island to Germantown (Maryland) | 718.48 mi (1,156.28 km) |
