| Forest Hill to Castle Pines (Colorado) | 632.88 mi (1,018.53 km) |
| Forest Hill to Castle Rock (Colorado) | 628.00 mi (1,010.67 km) |
| Forest Hill to Castro Valley (California) | 1,438.34 mi (2,314.79 km) |
| Forest Hill to Catalina Foothills (Arizona) | 793.52 mi (1,277.05 km) |
| Forest Hill to Cataño (Puerto Rico) | 2,163.16 mi (3,481.27 km) |
| Forest Hill to Cathedral City (California) | 1,110.66 mi (1,787.43 km) |
| Forest Hill to Catonsville (Maryland) | 1,231.60 mi (1,982.06 km) |
| Forest Hill to Cave Spring (Virginia) | 1,025.32 mi (1,650.10 km) |
| Forest Hill to Cayce (South Carolina) | 940.03 mi (1,512.84 km) |
| Forest Hill to Cayey (Puerto Rico) | 2,174.37 mi (3,499.32 km) |
| Forest Hill to Cedar City (Utah) | 957.43 mi (1,540.83 km) |
| Forest Hill to Cedar Falls (Iowa) | 729.95 mi (1,174.73 km) |
| Forest Hill to Cedar Hill (Texas) | 18.73 mi (30.14 km) |
| Forest Hill to Cedar Lake (Indiana) | 808.78 mi (1,301.60 km) |
| Forest Hill to Cedar Mill (Oregon) | 1,621.65 mi (2,609.79 km) |
