| Chelmsford to Castle Rock (Colorado) | 4,711.72 mi (7,582.78 km) |
| Chelmsford to Castro Valley (California) | 5,353.99 mi (8,616.42 km) |
| Chelmsford to Catalina Foothills (Arizona) | 5,304.26 mi (8,536.39 km) |
| Chelmsford to Cataño (Puerto Rico) | 4,229.96 mi (6,807.47 km) |
| Chelmsford to Cathedral City (California) | 5,404.93 mi (8,698.39 km) |
| Chelmsford to Catonsville (Maryland) | 3,656.32 mi (5,884.28 km) |
| Chelmsford to Cave Spring (Virginia) | 3,882.28 mi (6,247.93 km) |
| Chelmsford to Cayce (South Carolina) | 4,080.60 mi (6,567.10 km) |
| Chelmsford to Cayey (Puerto Rico) | 4,247.74 mi (6,836.08 km) |
| Chelmsford to Cedar City (Utah) | 5,078.90 mi (8,173.70 km) |
| Chelmsford to Cedar Falls (Iowa) | 4,112.42 mi (6,618.30 km) |
| Chelmsford to Cedar Hill (Texas) | 4,780.87 mi (7,694.06 km) |
| Chelmsford to Cedar Lake (Indiana) | 3,980.07 mi (6,405.31 km) |
| Chelmsford to Cedar Mill (Oregon) | 4,919.53 mi (7,917.22 km) |
| Chelmsford to Cedar Park (Texas) | 4,922.37 mi (7,921.79 km) |
