| Rock Island to Bridgeport (Connecticut) | 900.79 mi (1,449.68 km) |
| Rock Island to Bridgeton (Missouri) | 186.91 mi (300.80 km) |
| Rock Island to Bridgetown (Ohio) | 351.66 mi (565.94 km) |
| Rock Island to Bridgeview (Illinois) | 144.62 mi (232.75 km) |
| Rock Island to Brigham City (Utah) | 1,108.00 mi (1,783.16 km) |
| Rock Island to Brighton (Colorado) | 750.59 mi (1,207.97 km) |
| Rock Island to Bristol (Connecticut) | 910.39 mi (1,465.13 km) |
| Rock Island to Bristol (Tennessee) | 562.57 mi (905.37 km) |
| Rock Island to Bristol (Virginia) | 562.26 mi (904.87 km) |
| Rock Island to Broadlands (Virginia) | 708.86 mi (1,140.81 km) |
| Rock Island to Broadview Heights (Ohio) | 461.47 mi (742.66 km) |
| Rock Island to Brock Hall (Maryland) | 751.59 mi (1,209.57 km) |
| Rock Island to Brockton (Massachusetts) | 1,006.47 mi (1,619.76 km) |
| Rock Island to Broken Arrow (Oklahoma) | 468.08 mi (753.31 km) |
| Rock Island to Bronx (New York) | 869.27 mi (1,398.95 km) |
