| Fort Thomas to Central Point (Oregon) | 2,009.29 mi (3,233.64 km) |
| Fort Thomas to Centralia (Illinois) | 254.44 mi (409.48 km) |
| Fort Thomas to Centralia (Washington) | 1,997.91 mi (3,215.33 km) |
| Fort Thomas to Centreville (Virginia) | 377.05 mi (606.81 km) |
| Fort Thomas to Ceres (California) | 1,967.99 mi (3,167.17 km) |
| Fort Thomas to Cerritos (California) | 1,890.97 mi (3,043.23 km) |
| Fort Thomas to Chalco (Nebraska) | 633.52 mi (1,019.54 km) |
| Fort Thomas to Chalmette (Louisiana) | 704.64 mi (1,134.01 km) |
| Fort Thomas to Chambersburg (Pennsylvania) | 366.95 mi (590.55 km) |
| Fort Thomas to Chamblee (Georgia) | 359.10 mi (577.92 km) |
| Fort Thomas to Champaign (Illinois) | 215.63 mi (347.03 km) |
| Fort Thomas to Champlin (Minnesota) | 621.29 mi (999.87 km) |
| Fort Thomas to Chandler (Arizona) | 1,573.05 mi (2,531.58 km) |
| Fort Thomas to Chanhassen (Minnesota) | 614.32 mi (988.65 km) |
| Fort Thomas to Channahon (Illinois) | 257.80 mi (414.90 km) |
