| Park Ridge to Castle Pines (Colorado) | 907.04 mi (1,459.74 km) |
| Park Ridge to Castle Rock (Colorado) | 907.90 mi (1,461.12 km) |
| Park Ridge to Castro Valley (California) | 1,826.59 mi (2,939.62 km) |
| Park Ridge to Catalina Foothills (Arizona) | 1,428.65 mi (2,299.19 km) |
| Park Ridge to Cataño (Puerto Rico) | 2,068.34 mi (3,328.68 km) |
| Park Ridge to Cathedral City (California) | 1,649.66 mi (2,654.87 km) |
| Park Ridge to Catonsville (Maryland) | 611.68 mi (984.41 km) |
| Park Ridge to Cave Spring (Virginia) | 531.91 mi (856.03 km) |
| Park Ridge to Cayce (South Carolina) | 668.67 mi (1,076.11 km) |
| Park Ridge to Cayey (Puerto Rico) | 2,086.30 mi (3,357.57 km) |
| Park Ridge to Cedar City (Utah) | 1,367.16 mi (2,200.23 km) |
| Park Ridge to Cedar Falls (Iowa) | 238.27 mi (383.46 km) |
| Park Ridge to Cedar Hill (Texas) | 820.93 mi (1,321.16 km) |
| Park Ridge to Cedar Lake (Indiana) | 49.08 mi (78.99 km) |
| Park Ridge to Cedar Mill (Oregon) | 1,746.86 mi (2,811.29 km) |
