| Rockford to Alachua (Florida) | 936.78 mi (1,507.59 km) |
| Rockford to Alafaya (Florida) | 1,046.19 mi (1,683.68 km) |
| Rockford to Alameda (California) | 1,772.68 mi (2,852.85 km) |
| Rockford to Alamo (California) | 1,757.59 mi (2,828.57 km) |
| Rockford to Alamo (Texas) | 1,223.65 mi (1,969.27 km) |
| Rockford to Alamogordo (New Mexico) | 1,126.24 mi (1,812.50 km) |
| Rockford to Albany (California) | 1,771.49 mi (2,850.93 km) |
| Rockford to Albany (Georgia) | 785.52 mi (1,264.17 km) |
| Rockford to Albany (New York) | 777.54 mi (1,251.33 km) |
| Rockford to Albany (Oregon) | 1,702.62 mi (2,740.10 km) |
| Rockford to Albemarle (North Carolina) | 674.16 mi (1,084.96 km) |
| Rockford to Albert Lea (Minnesota) | 237.82 mi (382.74 km) |
| Rockford to Albertville (Alabama) | 573.67 mi (923.23 km) |
| Rockford to Albuquerque (New Mexico) | 1,066.52 mi (1,716.40 km) |
| Rockford to Alcoa (Tennessee) | 522.56 mi (840.97 km) |
