| Cincinnati to Cadillac (Michigan) | 356.03 mi (572.98 km) |
| Cincinnati to Caguas (Puerto Rico) | 1,819.60 mi (2,928.37 km) |
| Cincinnati to Cahokia (Illinois) | 307.80 mi (495.35 km) |
| Cincinnati to Calabasas (California) | 1,913.69 mi (3,079.79 km) |
| Cincinnati to Caldwell (Idaho) | 1,684.45 mi (2,710.86 km) |
| Cincinnati to Caledonia (Wisconsin) | 307.78 mi (495.33 km) |
| Cincinnati to Calera (Alabama) | 433.99 mi (698.43 km) |
| Cincinnati to Calexico (California) | 1,781.07 mi (2,866.36 km) |
| Cincinnati to Calhoun (Georgia) | 322.19 mi (518.52 km) |
| Cincinnati to California (Maryland) | 435.64 mi (701.09 km) |
| Cincinnati to California City (California) | 1,847.47 mi (2,973.21 km) |
| Cincinnati to Callaway (Florida) | 625.13 mi (1,006.05 km) |
| Cincinnati to Calumet City (Illinois) | 234.18 mi (376.87 km) |
| Cincinnati to Calverton (Maryland) | 405.14 mi (652.01 km) |
| Cincinnati to Camano (Washington) | 1,974.75 mi (3,178.06 km) |
