| Rock Island to Anoka (Minnesota) | 294.34 mi (473.70 km) |
| Rock Island to Ansonia (Connecticut) | 906.09 mi (1,458.21 km) |
| Rock Island to Antelope (California) | 1,629.26 mi (2,622.04 km) |
| Rock Island to Anthem (Arizona) | 1,285.37 mi (2,068.60 km) |
| Rock Island to Antioch (California) | 1,666.96 mi (2,682.72 km) |
| Rock Island to Antioch (Illinois) | 146.44 mi (235.67 km) |
| Rock Island to Apache Junction (Arizona) | 1,273.14 mi (2,048.92 km) |
| Rock Island to Apex (North Carolina) | 745.56 mi (1,199.86 km) |
| Rock Island to Apollo Beach (Florida) | 1,054.00 mi (1,696.25 km) |
| Rock Island to Apopka (Florida) | 1,018.48 mi (1,639.08 km) |
| Rock Island to Apple Valley (California) | 1,519.73 mi (2,445.78 km) |
| Rock Island to Apple Valley (Minnesota) | 262.00 mi (421.65 km) |
| Rock Island to Appleton (Wisconsin) | 223.54 mi (359.75 km) |
| Rock Island to Arbutus (Maryland) | 746.49 mi (1,201.35 km) |
| Rock Island to Arcadia (California) | 1,574.30 mi (2,533.59 km) |
