| Harrison to Cullman (Alabama) | 858.56 mi (1,381.72 km) |
| Harrison to Culpeper (Virginia) | 287.75 mi (463.09 km) |
| Harrison to Culver City (California) | 2,468.48 mi (3,972.64 km) |
| Harrison to Cumberland (Maryland) | 281.76 mi (453.45 km) |
| Harrison to Cupertino (California) | 2,568.29 mi (4,133.27 km) |
| Harrison to Cutler Bay (Florida) | 1,132.70 mi (1,822.91 km) |
| Harrison to Cutlerville (Michigan) | 626.57 mi (1,008.37 km) |
| Harrison to Cuyahoga Falls (Ohio) | 406.21 mi (653.73 km) |
| Harrison to Cypress (California) | 2,455.31 mi (3,951.44 km) |
| Harrison to Cypress Gardens (Florida) | 1,006.34 mi (1,619.55 km) |
| Harrison to Cypress Lake (Florida) | 1,104.25 mi (1,777.13 km) |
| Harrison to D'Iberville (Mississippi) | 1,117.90 mi (1,799.08 km) |
| Harrison to Dakota Ridge (Colorado) | 1,648.81 mi (2,653.50 km) |
| Harrison to Dale City (Virginia) | 252.90 mi (407.00 km) |
| Harrison to Dallas (Georgia) | 781.97 mi (1,258.46 km) |
