| Hilliard to Cloverleaf (Texas) | 980.34 mi (1,577.70 km) |
| Hilliard to Cloverly (Maryland) | 334.14 mi (537.74 km) |
| Hilliard to Clovis (California) | 1,975.39 mi (3,179.08 km) |
| Hilliard to Clovis (New Mexico) | 1,164.87 mi (1,874.68 km) |
| Hilliard to Clute (Texas) | 1,029.48 mi (1,656.78 km) |
| Hilliard to Coachella (California) | 1,863.93 mi (2,999.70 km) |
| Hilliard to Coalinga (California) | 2,024.15 mi (3,257.55 km) |
| Hilliard to Coamo (Puerto Rico) | 1,817.84 mi (2,925.53 km) |
| Hilliard to Coatesville (Pennsylvania) | 388.23 mi (624.79 km) |
| Hilliard to Cockeysville (Maryland) | 348.79 mi (561.33 km) |
| Hilliard to Cocoa (Florida) | 816.57 mi (1,314.15 km) |
| Hilliard to Cocoa Beach (Florida) | 821.30 mi (1,321.75 km) |
| Hilliard to Coconut Creek (Florida) | 965.65 mi (1,554.06 km) |
| Hilliard to Coeur d'Alene (Idaho) | 1,741.49 mi (2,802.66 km) |
| Hilliard to Cohoes (New York) | 524.64 mi (844.32 km) |
