| Harrison to Central Point (Oregon) | 2,503.44 mi (4,028.90 km) |
| Harrison to Centralia (Illinois) | 834.88 mi (1,343.61 km) |
| Harrison to Centralia (Washington) | 2,443.60 mi (3,932.59 km) |
| Harrison to Centreville (Virginia) | 248.19 mi (399.43 km) |
| Harrison to Ceres (California) | 2,505.85 mi (4,032.78 km) |
| Harrison to Cerritos (California) | 2,455.40 mi (3,951.58 km) |
| Harrison to Chalco (Nebraska) | 1,163.88 mi (1,873.08 km) |
| Harrison to Chalmette (Louisiana) | 1,188.73 mi (1,913.07 km) |
| Harrison to Chambersburg (Pennsylvania) | 220.18 mi (354.35 km) |
| Harrison to Chamblee (Georgia) | 760.67 mi (1,224.17 km) |
| Harrison to Champaign (Illinois) | 765.57 mi (1,232.07 km) |
| Harrison to Champlin (Minnesota) | 1,030.01 mi (1,657.64 km) |
| Harrison to Chandler (Arizona) | 2,148.62 mi (3,457.88 km) |
| Harrison to Chanhassen (Minnesota) | 1,035.08 mi (1,665.81 km) |
| Harrison to Channahon (Illinois) | 755.27 mi (1,215.49 km) |
