| Hialeah Colyton | United Kingdom Time | -05:00 |
| Hialeah Comas | Peru Time | 01:00 |
| Hialeah Combarro | Central European Time | -06:00 |
| Hialeah Condove | Central European Time | -06:00 |
| Hialeah Conifer | Mountain Time | 02:00 |
| Hialeah Concord | Eastern Australia Time | -14:00 |
| Hialeah Conneaut | Eastern Time | 00:00 |
| Hialeah Conshohocken | Eastern Time | 00:00 |
| Hialeah Delson | Eastern Time | 00:00 |
| Hialeah Delta | Mountain Time | 02:00 |
| Hialeah Constantine | United Kingdom Time | -05:00 |
| Hialeah Como | Western Australia Time | -12:00 |
| Hialeah Commerce | Pacific Time | 03:00 |
| Hialeah Calaf | Central European Time | -06:00 |
| Hialeah Cala Ferrera | Central European Time | -06:00 |
| Hialeah Cala Millor | Central European Time | -06:00 |
| Hialeah Booneville | Central Time | 01:00 |
| Hialeah Boonville | Pacific Time | 03:00 |
| Hialeah Boothbay | Eastern Time | 00:00 |
| Hialeah Boothbay Harbor | Eastern Time | 00:00 |
| Hialeah Boppelsen | Central European Time | -06:00 |
| Hialeah Boquete | Eastern Time | 01:00 |
| Hialeah Calbe | Central European Time | -06:00 |
| Hialeah Calistoga | Pacific Time | 03:00 |
| Hialeah Califon | Eastern Time | 00:00 |
| Hialeah California | Eastern Time | 00:00 |
| Hialeah Calimesa | Pacific Time | 03:00 |
| Hialeah Caldes d'Estrac | Central European Time | -06:00 |
| Hialeah Calolziocorte | Central European Time | -06:00 |
| Hialeah Caloocan | Philippine Time | -12:00 |
| Hialeah Calvi | Central European Time | -06:00 |
| Hialeah Chelan | Pacific Time | 03:00 |
| Hialeah Chehalis | Pacific Time | 03:00 |
| Hialeah Chemainus | Pacific Time | 03:00 |
| Hialeah Chelsea | Eastern Time | 00:00 |
| Hialeah Cheddar | United Kingdom Time | -05:00 |
| Hialeah Chauth Ka Barwara | India Standard Time | -09:30 |
| Hialeah Chavakachcheri | India Standard Time | -09:30 |