| Rock Island to River Grove (Illinois) | 145.04 mi (233.41 km) |
| Rock Island to River Ridge (Louisiana) | 795.56 mi (1,280.34 km) |
| Rock Island to Riverbank (California) | 1,628.36 mi (2,620.59 km) |
| Rock Island to Riverdale (Georgia) | 642.08 mi (1,033.33 km) |
| Rock Island to Riverdale (Illinois) | 152.79 mi (245.89 km) |
| Rock Island to Riverside (California) | 1,547.77 mi (2,490.90 km) |
| Rock Island to Riverside (Ohio) | 358.17 mi (576.42 km) |
| Rock Island to Riverton (Utah) | 1,114.12 mi (1,793.00 km) |
| Rock Island to Riverton (Wyoming) | 916.59 mi (1,475.11 km) |
| Rock Island to Riverview (Florida) | 1,052.60 mi (1,694.00 km) |
| Rock Island to Riverview (Michigan) | 383.38 mi (616.98 km) |
| Rock Island to Riviera Beach (Florida) | 1,177.37 mi (1,894.80 km) |
| Rock Island to Riviera Beach (Maryland) | 756.61 mi (1,217.65 km) |
| Rock Island to Roanoke (Virginia) | 636.46 mi (1,024.28 km) |
| Rock Island to Roanoke Rapids (North Carolina) | 775.68 mi (1,248.34 km) |
