| Las Tunas Cunit | Central European Time | -06:00 |
| Las Tunas Saxapahaw | Eastern Time | 00:00 |
| Las Tunas Cuorgnè | Central European Time | -06:00 |
| Las Tunas Saxonburg | Eastern Time | 00:00 |
| Las Tunas Curral Velho | Cape Verde Time | -04:00 |
| Las Tunas Sayalonga | Central European Time | -06:00 |
| Las Tunas Currans Hill | Eastern Australia Time | -16:00 |
| Las Tunas Cyberjaya | Malaysia Time | -13:00 |
| Las Tunas Cygnet | Eastern Australia Time | -16:00 |
| Las Tunas Circleville | Eastern Time | 00:00 |
| Las Tunas Ciney | Central European Time | -06:00 |
| Las Tunas Cimadolmo | Central European Time | -06:00 |
| Las Tunas Cifuentes | Central European Time | -06:00 |
| Las Tunas Chuo | Japan Time | -14:00 |
| Las Tunas Cidade Ocidental | Brasilia Time | -02:00 |
| Las Tunas Castellamonte | Central European Time | -06:00 |
| Las Tunas Castelsardo | Central European Time | -06:00 |
| Las Tunas Castelnau-de-Montmiral | Central European Time | -06:00 |
| Las Tunas Cassà de la Selva | Central European Time | -06:00 |
| Las Tunas Caslano | Central European Time | -06:00 |
| Las Tunas Casillas | Central European Time | -06:00 |
| Las Tunas Casselman | Eastern Time | 00:00 |
| Las Tunas Castanet-Tolosan | Central European Time | -06:00 |
| Las Tunas Cassis | Central European Time | -06:00 |
| Las Tunas Castagneto Carducci | Central European Time | -06:00 |
| Las Tunas Choudrant | Central Time | 01:00 |
| Las Tunas Christies Beach | Central Australia Time | -15:30 |
| Las Tunas Chukai | Malaysia Time | -13:00 |
| Las Tunas Chryston | United Kingdom Time | -05:00 |
| Las Tunas Chotebor | Central European Time | -06:00 |
| Las Tunas Buena | Eastern Time | 00:00 |
| Las Tunas Carpinteria | Pacific Time | 03:00 |
| Las Tunas Carovigno | Central European Time | -06:00 |
| Las Tunas Carrouge | Central European Time | -06:00 |
| Las Tunas Carvoeiro | Western European Time | -05:00 |
| Las Tunas Casale Marittimo | Central European Time | -06:00 |
| Las Tunas Casaletto Ceredano | Central European Time | -06:00 |
| Las Tunas Caselle Torinese | Central European Time | -06:00 |