| Rockford to Morris (Illinois) | 69.29 mi (111.51 km) |
| Rockford to Morristown (New Jersey) | 760.29 mi (1,223.57 km) |
| Rockford to Morristown (Tennessee) | 519.52 mi (836.09 km) |
| Rockford to Morrisville (North Carolina) | 704.95 mi (1,134.51 km) |
| Rockford to Morro Bay (California) | 1,764.77 mi (2,840.13 km) |
| Rockford to Morton (Illinois) | 115.63 mi (186.09 km) |
| Rockford to Morton Grove (Illinois) | 67.01 mi (107.85 km) |
| Rockford to Moscow (Idaho) | 1,403.05 mi (2,257.99 km) |
| Rockford to Moses Lake (Washington) | 1,511.44 mi (2,432.43 km) |
| Rockford to Moss Bluff (Louisiana) | 857.35 mi (1,379.78 km) |
| Rockford to Moss Point (Mississippi) | 818.29 mi (1,316.91 km) |
| Rockford to Moultrie (Georgia) | 820.65 mi (1,320.71 km) |
| Rockford to Mounds View (Minnesota) | 285.54 mi (459.53 km) |
| Rockford to Mount Airy (North Carolina) | 600.67 mi (966.68 km) |
| Rockford to Mount Clemens (Michigan) | 316.06 mi (508.66 km) |
