| Dorchester to Caguas (Puerto Rico) | 4,101.86 mi (6,601.31 km) |
| Dorchester to Cahokia (Illinois) | 4,136.36 mi (6,656.82 km) |
| Dorchester to Calabasas (California) | 5,410.30 mi (8,707.04 km) |
| Dorchester to Caldwell (Idaho) | 4,818.78 mi (7,755.07 km) |
| Dorchester to Caledonia (Wisconsin) | 3,851.87 mi (6,198.99 km) |
| Dorchester to Calera (Alabama) | 4,256.41 mi (6,850.03 km) |
| Dorchester to Calexico (California) | 5,383.82 mi (8,664.42 km) |
| Dorchester to Calhoun (Georgia) | 4,116.26 mi (6,624.48 km) |
| Dorchester to California (Maryland) | 3,590.31 mi (5,778.05 km) |
| Dorchester to California City (California) | 5,326.62 mi (8,572.37 km) |
| Dorchester to Callaway (Florida) | 4,352.04 mi (7,003.94 km) |
| Dorchester to Calumet City (Illinois) | 3,892.34 mi (6,264.11 km) |
| Dorchester to Calverton (Maryland) | 3,576.06 mi (5,755.11 km) |
| Dorchester to Camano (Washington) | 4,736.74 mi (7,623.05 km) |
| Dorchester to Camarillo (California) | 5,417.50 mi (8,718.63 km) |
