| Prospect Heights to Fontana (California) | 1,688.37 mi (2,717.16 km) |
| Prospect Heights to Foothill Farms (California) | 1,763.02 mi (2,837.31 km) |
| Prospect Heights to Fords (New Jersey) | 713.92 mi (1,148.95 km) |
| Prospect Heights to Forest (Virginia) | 563.23 mi (906.43 km) |
| Prospect Heights to Forest Acres (South Carolina) | 673.36 mi (1,083.67 km) |
| Prospect Heights to Forest City (Florida) | 997.16 mi (1,604.78 km) |
| Prospect Heights to Forest Grove (Oregon) | 1,755.67 mi (2,825.48 km) |
| Prospect Heights to Forest Hill (Texas) | 828.65 mi (1,333.58 km) |
| Prospect Heights to Forest Hills (Michigan) | 137.39 mi (221.11 km) |
| Prospect Heights to Forest Lake (Minnesota) | 332.41 mi (534.96 km) |
| Prospect Heights to Forest Park (Georgia) | 617.42 mi (993.64 km) |
| Prospect Heights to Forest Park (Illinois) | 17.25 mi (27.76 km) |
| Prospect Heights to Forest Park (Ohio) | 263.86 mi (424.64 km) |
| Prospect Heights to Forestville (Maryland) | 622.40 mi (1,001.66 km) |
| Prospect Heights to Forestville (Ohio) | 281.63 mi (453.25 km) |
