| Prospect Heights to Chicago Ridge (Illinois) | 28.69 mi (46.17 km) |
| Prospect Heights to Chickasha (Oklahoma) | 727.87 mi (1,171.39 km) |
| Prospect Heights to Chico (California) | 1,764.81 mi (2,840.19 km) |
| Prospect Heights to Chicopee (Massachusetts) | 785.63 mi (1,264.34 km) |
| Prospect Heights to Chillicothe (Ohio) | 321.17 mi (516.87 km) |
| Prospect Heights to Chillum (Maryland) | 613.82 mi (987.85 km) |
| Prospect Heights to Chino (California) | 1,702.42 mi (2,739.79 km) |
| Prospect Heights to Chino Hills (California) | 1,706.52 mi (2,746.39 km) |
| Prospect Heights to Chino Valley (Arizona) | 1,412.95 mi (2,273.92 km) |
| Prospect Heights to Chippewa Falls (Wisconsin) | 261.48 mi (420.81 km) |
| Prospect Heights to Choctaw (Oklahoma) | 679.26 mi (1,093.16 km) |
| Prospect Heights to Chowchilla (California) | 1,743.23 mi (2,805.46 km) |
| Prospect Heights to Christiansburg (Virginia) | 526.79 mi (847.78 km) |
| Prospect Heights to Chubbuck (Idaho) | 1,246.42 mi (2,005.92 km) |
| Prospect Heights to Chula Vista (California) | 1,715.68 mi (2,761.12 km) |
