| Alvarado Court-St.-Etienne | Central European Time | -07:00 |
| Alvarado Walenstadt | Central European Time | -07:00 |
| Alvarado Courthézon | Central European Time | -07:00 |
| Alvarado Waliv | India Standard Time | -10:30 |
| Alvarado Cova da Piedade | Western European Time | -06:00 |
| Alvarado Coulter | United Kingdom Time | -06:00 |
| Alvarado Courmayeur | Central European Time | -07:00 |
| Alvarado Cozumel | Eastern Time | 00:00 |
| Alvarado Cramlington | United Kingdom Time | -06:00 |
| Alvarado Carle Place | Eastern Time | -01:00 |
| Alvarado Carhaix-Plouguer | Central European Time | -07:00 |
| Alvarado Carleton Place | Eastern Time | -01:00 |
| Alvarado Carlin | Pacific Time | 02:00 |
| Alvarado Carlingford | Ireland Time | -06:00 |
| Alvarado Carlton | Eastern Australia Time | -15:00 |
| Alvarado Carlton North | Eastern Australia Time | -15:00 |
| Alvarado Carmel-by-the-Sea | Pacific Time | 02:00 |
| Alvarado Cardona | Central European Time | -07:00 |
| Alvarado Cardonville | Central European Time | -07:00 |
| Alvarado Cardiff | Eastern Australia Time | -15:00 |
| Alvarado Cardigan | United Kingdom Time | -06:00 |
| Alvarado Cárcar | Central European Time | -07:00 |
| Alvarado Caraz | Peru Time | 00:00 |
| Alvarado Carbis Bay | United Kingdom Time | -06:00 |
| Alvarado Caraíva | Brasilia Time | -02:00 |
| Alvarado Chippewa Falls | Central Time | 00:00 |
| Alvarado Chipping Campden | United Kingdom Time | -06:00 |
| Alvarado Chipping Norton | Eastern Australia Time | -15:00 |
| Alvarado Chinon | Central European Time | -07:00 |
| Alvarado Caroline Springs | Eastern Australia Time | -15:00 |
| Alvarado Carolina Beach | Eastern Time | -01:00 |
| Alvarado Carnac | Central European Time | -07:00 |
| Alvarado Carnforth | United Kingdom Time | -06:00 |
| Alvarado Carole Park | Eastern Australia Time | -15:00 |
| Alvarado Chimney Rock | Eastern Time | -01:00 |
| Alvarado Chimgan | Uzbekistan Time | -10:00 |
| Alvarado Chilmark | Eastern Time | -01:00 |
| Alvarado Chiloquin | Pacific Time | 02:00 |