| Rockford to Lyndon (Kentucky) | 331.23 mi (533.07 km) |
| Rockford to Lynn (Massachusetts) | 922.21 mi (1,484.15 km) |
| Rockford to Lynn Haven (Florida) | 852.36 mi (1,371.74 km) |
| Rockford to Lynnwood (Washington) | 1,653.94 mi (2,661.76 km) |
| Rockford to Lynwood (California) | 1,675.91 mi (2,697.12 km) |
| Rockford to Lyons (Illinois) | 70.98 mi (114.23 km) |
| Rockford to Mableton (Georgia) | 632.60 mi (1,018.07 km) |
| Rockford to Macedonia (Ohio) | 395.03 mi (635.74 km) |
| Rockford to Machesney Park (Illinois) | 7.64 mi (12.29 km) |
| Rockford to Mack (Ohio) | 314.45 mi (506.05 km) |
| Rockford to Macomb (Illinois) | 149.33 mi (240.33 km) |
| Rockford to Macon (Georgia) | 715.89 mi (1,152.11 km) |
| Rockford to Madera (California) | 1,681.01 mi (2,705.32 km) |
| Rockford to Madison (Alabama) | 536.12 mi (862.80 km) |
| Rockford to Madison (Indiana) | 309.18 mi (497.57 km) |
