| Rockford to Fontana (California) | 1,632.91 mi (2,627.92 km) |
| Rockford to Foothill Farms (California) | 1,704.30 mi (2,742.80 km) |
| Rockford to Fords (New Jersey) | 772.77 mi (1,243.65 km) |
| Rockford to Forest (Virginia) | 618.61 mi (995.55 km) |
| Rockford to Forest Acres (South Carolina) | 717.93 mi (1,155.39 km) |
| Rockford to Forest City (Florida) | 1,031.64 mi (1,660.27 km) |
| Rockford to Forest Grove (Oregon) | 1,697.21 mi (2,731.39 km) |
| Rockford to Forest Hill (Texas) | 800.42 mi (1,288.15 km) |
| Rockford to Forest Hills (Michigan) | 188.05 mi (302.63 km) |
| Rockford to Forest Lake (Minnesota) | 283.76 mi (456.67 km) |
| Rockford to Forest Park (Georgia) | 649.33 mi (1,044.99 km) |
| Rockford to Forest Park (Illinois) | 69.50 mi (111.86 km) |
| Rockford to Forest Park (Ohio) | 313.92 mi (505.20 km) |
| Rockford to Forestville (Maryland) | 681.25 mi (1,096.37 km) |
| Rockford to Forestville (Ohio) | 331.35 mi (533.26 km) |
