| Prospect Heights to Allison Park (Pennsylvania) | 426.41 mi (686.24 km) |
| Prospect Heights to Allouez (Wisconsin) | 163.70 mi (263.45 km) |
| Prospect Heights to Aloha (Oregon) | 1,744.42 mi (2,807.37 km) |
| Prospect Heights to Alpena (Michigan) | 304.09 mi (489.38 km) |
| Prospect Heights to Alpharetta (Georgia) | 589.38 mi (948.51 km) |
| Prospect Heights to Alpine (California) | 1,695.28 mi (2,728.30 km) |
| Prospect Heights to Alpine (Utah) | 1,239.21 mi (1,994.32 km) |
| Prospect Heights to Alsip (Illinois) | 31.52 mi (50.73 km) |
| Prospect Heights to Altadena (California) | 1,719.46 mi (2,767.20 km) |
| Prospect Heights to Altamont (Oregon) | 1,719.80 mi (2,767.75 km) |
| Prospect Heights to Altamonte Springs (Florida) | 998.19 mi (1,606.43 km) |
| Prospect Heights to Alton (Illinois) | 250.09 mi (402.48 km) |
| Prospect Heights to Alton (Texas) | 1,241.18 mi (1,997.49 km) |
| Prospect Heights to Altoona (Iowa) | 287.29 mi (462.34 km) |
| Prospect Heights to Altoona (Pennsylvania) | 506.27 mi (814.77 km) |
