| Dorchester to Commerce City (Colorado) | 4,625.07 mi (7,443.34 km) |
| Dorchester to Compton (California) | 5,409.36 mi (8,705.52 km) |
| Dorchester to Comstock Park (Michigan) | 3,755.54 mi (6,043.95 km) |
| Dorchester to Concord (California) | 5,299.85 mi (8,529.28 km) |
| Dorchester to Concord (Missouri) | 4,145.91 mi (6,672.19 km) |
| Dorchester to Concord (New Hampshire) | 3,178.89 mi (5,115.93 km) |
| Dorchester to Concord (North Carolina) | 3,894.70 mi (6,267.91 km) |
| Dorchester to Conneaut (Ohio) | 3,600.85 mi (5,795.01 km) |
| Dorchester to Connersville (Indiana) | 3,885.02 mi (6,252.34 km) |
| Dorchester to Conroe (Texas) | 4,753.10 mi (7,649.37 km) |
| Dorchester to Converse (Texas) | 4,908.52 mi (7,899.50 km) |
| Dorchester to Conway (Arkansas) | 4,394.96 mi (7,073.01 km) |
| Dorchester to Conway (Florida) | 4,252.35 mi (6,843.50 km) |
| Dorchester to Conway (South Carolina) | 3,899.44 mi (6,275.53 km) |
| Dorchester to Conyers (Georgia) | 4,116.25 mi (6,624.47 km) |
