| Brick Cygnet | Eastern Australia Time | -14:00 |
| Brick Zeven | Central European Time | -06:00 |
| Brick Cunit | Central European Time | -06:00 |
| Brick Cuorgnè | Central European Time | -06:00 |
| Brick Curral Velho | Cape Verde Time | -03:00 |
| Brick Currans Hill | Eastern Australia Time | -14:00 |
| Brick Castellamonte | Central European Time | -06:00 |
| Brick Castanet-Tolosan | Central European Time | -06:00 |
| Brick Cassis | Central European Time | -06:00 |
| Brick Castagneto Carducci | Central European Time | -06:00 |
| Brick Clearwater | Eastern Time | 00:00 |
| Brick Clayton South | Eastern Australia Time | -14:00 |
| Brick Clayton | Eastern Time | 00:00 |
| Brick Cle Elum | Pacific Time | 03:00 |
| Brick Clear Lake | Central Time | 01:00 |
| Brick Clawson | Eastern Time | 00:00 |
| Brick Castelsardo | Central European Time | -06:00 |
| Brick Castelnau-de-Montmiral | Central European Time | -06:00 |
| Brick Clusane | Central European Time | -06:00 |
| Brick Clontarf | Ireland Time | -05:00 |
| Brick Clonakilty | Ireland Time | -05:00 |
| Brick Clonmel | Ireland Time | -05:00 |
| Brick Clinton | Central Time | 01:00 |
| Brick Clemson | Eastern Time | 00:00 |
| Brick Cleobury Mortimer | United Kingdom Time | -05:00 |
| Brick Clifton Hill | Eastern Australia Time | -14:00 |
| Brick Clerques | Central European Time | -06:00 |
| Brick Clervaux | Central European Time | -06:00 |
| Brick Carpinteria | Pacific Time | 03:00 |
| Brick Carrouge | Central European Time | -06:00 |
| Brick Carvoeiro | Western European Time | -05:00 |
| Brick Casale Marittimo | Central European Time | -06:00 |
| Brick Casaletto Ceredano | Central European Time | -06:00 |
| Brick Casselman | Eastern Time | 00:00 |
| Brick Cassà de la Selva | Central European Time | -06:00 |
| Brick Caslano | Central European Time | -06:00 |
| Brick Casillas | Central European Time | -06:00 |
| Brick Caselle Torinese | Central European Time | -06:00 |