| Rockford to University Place (Washington) | 1,665.09 mi (2,679.70 km) |
| Rockford to Upland (California) | 1,642.29 mi (2,643.02 km) |
| Rockford to Upper Arlington (Ohio) | 347.80 mi (559.74 km) |
| Rockford to Upper Grand Lagoon (Florida) | 855.48 mi (1,376.76 km) |
| Rockford to Upper Montclair (New Jersey) | 773.73 mi (1,245.20 km) |
| Rockford to Urbana (Illinois) | 155.16 mi (249.71 km) |
| Rockford to Urbana (Maryland) | 645.11 mi (1,038.20 km) |
| Rockford to Urbana (Ohio) | 313.49 mi (504.51 km) |
| Rockford to Urbandale (Iowa) | 246.13 mi (396.11 km) |
| Rockford to Utica (New York) | 704.47 mi (1,133.74 km) |
| Rockford to Uvalde (Texas) | 1,081.21 mi (1,740.04 km) |
| Rockford to Vacaville (California) | 1,743.36 mi (2,805.67 km) |
| Rockford to Vadnais Heights (Minnesota) | 278.42 mi (448.07 km) |
| Rockford to Vail (Arizona) | 1,379.54 mi (2,220.15 km) |
| Rockford to Valdosta (Georgia) | 850.65 mi (1,368.98 km) |
