| Hilo to Cullman (Alabama) | 4,245.65 mi (6,832.72 km) |
| Hilo to Culpeper (Virginia) | 4,699.51 mi (7,563.12 km) |
| Hilo to Culver City (California) | 2,451.50 mi (3,945.31 km) |
| Hilo to Cumberland (Maryland) | 4,648.16 mi (7,480.48 km) |
| Hilo to Cupertino (California) | 2,328.45 mi (3,747.28 km) |
| Hilo to Cutler Bay (Florida) | 4,723.01 mi (7,600.95 km) |
| Hilo to Cutlerville (Michigan) | 4,273.16 mi (6,876.98 km) |
| Hilo to Cuyahoga Falls (Ohio) | 4,492.49 mi (7,229.96 km) |
| Hilo to Cypress (California) | 2,468.28 mi (3,972.31 km) |
| Hilo to Cypress Gardens (Florida) | 4,607.99 mi (7,415.84 km) |
| Hilo to Cypress Lake (Florida) | 4,614.40 mi (7,426.15 km) |
| Hilo to D'Iberville (Mississippi) | 4,152.39 mi (6,682.63 km) |
| Hilo to Dakota Ridge (Colorado) | 3,250.10 mi (5,230.53 km) |
| Hilo to Dale City (Virginia) | 4,732.69 mi (7,616.53 km) |
| Hilo to Dallas (Georgia) | 4,361.36 mi (7,018.94 km) |
