| Park Forest to Ukiah (California) | 1,865.32 mi (3,001.94 km) |
| Park Forest to Union (Missouri) | 273.49 mi (440.14 km) |
| Park Forest to Union City (California) | 1,836.50 mi (2,955.57 km) |
| Park Forest to Union City (Georgia) | 571.10 mi (919.10 km) |
| Park Forest to Union City (New Jersey) | 711.63 mi (1,145.26 km) |
| Park Forest to Union City (Tennessee) | 356.82 mi (574.25 km) |
| Park Forest to Union Hill-Novelty Hill (Washington) | 1,728.04 mi (2,781.00 km) |
| Park Forest to Union Park (Florida) | 963.42 mi (1,550.48 km) |
| Park Forest to Uniondale (New York) | 734.80 mi (1,182.55 km) |
| Park Forest to Universal City (Texas) | 1,016.14 mi (1,635.32 km) |
| Park Forest to University (Florida) | 972.44 mi (1,565.00 km) |
| Park Forest to University City (Missouri) | 239.57 mi (385.56 km) |
| Park Forest to University Heights (Ohio) | 318.33 mi (512.30 km) |
| Park Forest to University of California-Santa Barbara (California) | 1,807.92 mi (2,909.57 km) |
| Park Forest to University Park (Texas) | 778.19 mi (1,252.37 km) |
