| Chelmsford to Caguas (Puerto Rico) | 4,236.31 mi (6,817.68 km) |
| Chelmsford to Cahokia (Illinois) | 4,218.98 mi (6,789.80 km) |
| Chelmsford to Calabasas (California) | 5,458.07 mi (8,783.92 km) |
| Chelmsford to Caldwell (Idaho) | 4,855.87 mi (7,814.77 km) |
| Chelmsford to Caledonia (Wisconsin) | 3,929.75 mi (6,324.33 km) |
| Chelmsford to Calera (Alabama) | 4,352.17 mi (7,004.14 km) |
| Chelmsford to Calexico (California) | 5,438.80 mi (8,752.91 km) |
| Chelmsford to Calhoun (Georgia) | 4,212.20 mi (6,778.88 km) |
| Chelmsford to California (Maryland) | 3,690.16 mi (5,938.73 km) |
| Chelmsford to California City (California) | 5,374.29 mi (8,649.09 km) |
| Chelmsford to Callaway (Florida) | 4,453.62 mi (7,167.40 km) |
| Chelmsford to Calumet City (Illinois) | 3,972.86 mi (6,393.70 km) |
| Chelmsford to Calverton (Maryland) | 3,674.03 mi (5,912.78 km) |
| Chelmsford to Camano (Washington) | 4,758.20 mi (7,657.58 km) |
| Chelmsford to Camarillo (California) | 5,464.56 mi (8,794.35 km) |
