| Prospect Heights to Punta Gorda (Florida) | 1,102.13 mi (1,773.70 km) |
| Prospect Heights to Puyallup (Washington) | 1,710.79 mi (2,753.25 km) |
| Prospect Heights to Queen Creek (Arizona) | 1,426.45 mi (2,295.65 km) |
| Prospect Heights to Queens (New York) | 737.07 mi (1,186.19 km) |
| Prospect Heights to Quincy (Illinois) | 234.25 mi (377.00 km) |
| Prospect Heights to Quincy (Massachusetts) | 864.38 mi (1,391.08 km) |
| Prospect Heights to Raceland (Louisiana) | 868.28 mi (1,397.36 km) |
| Prospect Heights to Racine (Wisconsin) | 43.46 mi (69.95 km) |
| Prospect Heights to Radcliff (Kentucky) | 314.14 mi (505.56 km) |
| Prospect Heights to Radford (Virginia) | 521.40 mi (839.12 km) |
| Prospect Heights to Rahway (New Jersey) | 714.44 mi (1,149.78 km) |
| Prospect Heights to Raleigh (North Carolina) | 659.95 mi (1,062.09 km) |
| Prospect Heights to Ramona (California) | 1,694.11 mi (2,726.40 km) |
| Prospect Heights to Ramsey (Minnesota) | 351.64 mi (565.91 km) |
| Prospect Heights to Ramsey (New Jersey) | 715.11 mi (1,150.86 km) |
