| Colonia to Cloverleaf (Texas) | 1,388.87 mi (2,235.17 km) |
| Colonia to Cloverly (Maryland) | 175.56 mi (282.53 km) |
| Colonia to Clovis (California) | 2,432.77 mi (3,915.16 km) |
| Colonia to Clovis (New Mexico) | 1,630.62 mi (2,624.23 km) |
| Colonia to Clute (Texas) | 1,432.45 mi (2,305.31 km) |
| Colonia to Coachella (California) | 2,330.02 mi (3,749.81 km) |
| Colonia to Coalinga (California) | 2,482.96 mi (3,995.94 km) |
| Colonia to Coamo (Puerto Rico) | 1,625.95 mi (2,616.72 km) |
| Colonia to Coatesville (Pennsylvania) | 89.75 mi (144.45 km) |
| Colonia to Cockeysville (Maryland) | 144.55 mi (232.63 km) |
| Colonia to Cocoa (Florida) | 919.53 mi (1,479.84 km) |
| Colonia to Cocoa Beach (Florida) | 919.58 mi (1,479.92 km) |
| Colonia to Coconut Creek (Florida) | 1,044.51 mi (1,680.98 km) |
| Colonia to Coeur d'Alene (Idaho) | 2,134.10 mi (3,434.50 km) |
| Colonia to Cohoes (New York) | 153.89 mi (247.66 km) |
