| Rockford to Allison Park (Pennsylvania) | 485.62 mi (781.53 km) |
| Rockford to Allouez (Wisconsin) | 161.51 mi (259.93 km) |
| Rockford to Aloha (Oregon) | 1,685.94 mi (2,713.25 km) |
| Rockford to Alpena (Michigan) | 341.65 mi (549.84 km) |
| Rockford to Alpharetta (Georgia) | 622.51 mi (1,001.84 km) |
| Rockford to Alpine (California) | 1,641.15 mi (2,641.17 km) |
| Rockford to Alpine (Utah) | 1,180.62 mi (1,900.02 km) |
| Rockford to Alsip (Illinois) | 79.42 mi (127.82 km) |
| Rockford to Altadena (California) | 1,663.70 mi (2,677.47 km) |
| Rockford to Altamont (Oregon) | 1,660.59 mi (2,672.46 km) |
| Rockford to Altamonte Springs (Florida) | 1,032.80 mi (1,662.14 km) |
| Rockford to Alton (Illinois) | 238.79 mi (384.29 km) |
| Rockford to Alton (Texas) | 1,221.42 mi (1,965.68 km) |
| Rockford to Altoona (Iowa) | 230.69 mi (371.26 km) |
| Rockford to Altoona (Pennsylvania) | 565.47 mi (910.04 km) |
