| Achim to Cloverly (Maryland) | 3,976.92 mi (6,400.24 km) |
| Achim to Clovis (California) | 5,508.86 mi (8,865.65 km) |
| Achim to Clovis (New Mexico) | 5,158.47 mi (8,301.75 km) |
| Achim to Clute (Texas) | 5,189.94 mi (8,352.41 km) |
| Achim to Coachella (California) | 5,600.92 mi (9,013.81 km) |
| Achim to Coalinga (California) | 5,567.46 mi (8,959.96 km) |
| Achim to Coamo (Puerto Rico) | 4,623.66 mi (7,441.06 km) |
| Achim to Coatesville (Pennsylvania) | 3,889.56 mi (6,259.64 km) |
| Achim to Cockeysville (Maryland) | 3,944.69 mi (6,348.36 km) |
| Achim to Cocoa (Florida) | 4,667.65 mi (7,511.85 km) |
| Achim to Cocoa Beach (Florida) | 4,664.69 mi (7,507.10 km) |
| Achim to Coconut Creek (Florida) | 4,755.17 mi (7,652.71 km) |
| Achim to Coeur d'Alene (Idaho) | 4,783.69 mi (7,698.60 km) |
| Achim to Cohoes (New York) | 3,678.13 mi (5,919.38 km) |
| Achim to Cold Springs (Nevada) | 5,342.56 mi (8,598.02 km) |
