| Dorchester to Cloverly (Maryland) | 3,576.06 mi (5,755.11 km) |
| Dorchester to Clovis (California) | 5,291.84 mi (8,516.39 km) |
| Dorchester to Clovis (New Mexico) | 4,843.96 mi (7,795.60 km) |
| Dorchester to Clute (Texas) | 4,815.73 mi (7,750.17 km) |
| Dorchester to Coachella (California) | 5,350.28 mi (8,610.44 km) |
| Dorchester to Coalinga (California) | 5,351.09 mi (8,611.75 km) |
| Dorchester to Coamo (Puerto Rico) | 4,124.00 mi (6,636.93 km) |
| Dorchester to Coatesville (Pennsylvania) | 3,489.08 mi (5,615.13 km) |
| Dorchester to Cockeysville (Maryland) | 3,544.44 mi (5,704.22 km) |
| Dorchester to Cocoa (Florida) | 4,233.74 mi (6,813.54 km) |
| Dorchester to Cocoa Beach (Florida) | 4,230.12 mi (6,807.72 km) |
| Dorchester to Coconut Creek (Florida) | 4,311.91 mi (6,939.35 km) |
| Dorchester to Coeur d'Alene (Idaho) | 4,603.17 mi (7,408.09 km) |
| Dorchester to Cohoes (New York) | 3,285.82 mi (5,288.01 km) |
| Dorchester to Cold Springs (Nevada) | 5,139.97 mi (8,271.98 km) |
