| Rockford to Missouri City (Texas) | 948.33 mi (1,526.19 km) |
| Rockford to Mitchell (South Dakota) | 464.28 mi (747.18 km) |
| Rockford to Mitchellville (Maryland) | 681.67 mi (1,097.05 km) |
| Rockford to Moberly (Missouri) | 263.82 mi (424.58 km) |
| Rockford to Mobile (Alabama) | 801.91 mi (1,290.55 km) |
| Rockford to Modesto (California) | 1,711.20 mi (2,753.90 km) |
| Rockford to Mokena (Illinois) | 79.01 mi (127.15 km) |
| Rockford to Moline (Illinois) | 91.01 mi (146.47 km) |
| Rockford to Moncks Corner (South Carolina) | 798.36 mi (1,284.84 km) |
| Rockford to Monfort Heights (Ohio) | 315.62 mi (507.94 km) |
| Rockford to Monmouth (Oregon) | 1,707.34 mi (2,747.70 km) |
| Rockford to Monroe (Georgia) | 652.67 mi (1,050.37 km) |
| Rockford to Monroe (Louisiana) | 692.94 mi (1,115.19 km) |
| Rockford to Monroe (Michigan) | 292.11 mi (470.11 km) |
| Rockford to Monroe (North Carolina) | 678.88 mi (1,092.54 km) |
