| Hilliard to Carlsbad (California) | 1,939.87 mi (3,121.92 km) |
| Hilliard to Carlsbad (New Mexico) | 1,283.86 mi (2,066.17 km) |
| Hilliard to Carmel (Indiana) | 158.23 mi (254.64 km) |
| Hilliard to Carmichael (California) | 2,026.42 mi (3,261.21 km) |
| Hilliard to Carney (Maryland) | 355.17 mi (571.60 km) |
| Hilliard to Carnot-Moon (Pennsylvania) | 158.53 mi (255.12 km) |
| Hilliard to Carol Stream (Illinois) | 290.13 mi (466.92 km) |
| Hilliard to Carolina (Puerto Rico) | 1,810.99 mi (2,914.51 km) |
| Hilliard to Carolina Forest (South Carolina) | 492.48 mi (792.57 km) |
| Hilliard to Carpentersville (Illinois) | 303.63 mi (488.65 km) |
| Hilliard to Carpinteria (California) | 2,023.39 mi (3,256.33 km) |
| Hilliard to Carrboro (North Carolina) | 360.11 mi (579.54 km) |
| Hilliard to Carroll (Iowa) | 625.41 mi (1,006.50 km) |
| Hilliard to Carrollton (Georgia) | 458.41 mi (737.74 km) |
| Hilliard to Carrollton (Texas) | 903.58 mi (1,454.17 km) |
