| Collegno Damtal | India Standard Time | -03:30 |
| Collegno Birkdale | Eastern Australia Time | -08:00 |
| Collegno Dandong | China Time | -06:00 |
| Collegno Birkenau | Central European Time | 00:00 |
| Collegno Carleton Place | Eastern Time | 06:00 |
| Collegno Birkenfeld | Central European Time | 00:00 |
| Collegno Carle Place | Eastern Time | 06:00 |
| Collegno Bisbee | Mountain Time | 09:00 |
| Collegno Carhaix-Plouguer | Central European Time | 00:00 |
| Collegno Birmingham | United Kingdom Time | 01:00 |
| Collegno Cardona | Central European Time | 00:00 |
| Collegno Birmingham | United Kingdom Time | 01:00 |
| Collegno Cardonville | Central European Time | 00:00 |
| Collegno Biroda | India Standard Time | -03:30 |
| Collegno Cardiff | Eastern Australia Time | -08:00 |
| Collegno Cardigan | United Kingdom Time | 01:00 |
| Collegno Carmel-by-the-Sea | Pacific Time | 09:00 |
| Collegno Carlton | Eastern Australia Time | -08:00 |
| Collegno Carlton North | Eastern Australia Time | -08:00 |
| Collegno Carlingford | Ireland Time | 01:00 |
| Collegno Carlin | Pacific Time | 09:00 |
| Collegno Broussard | Central Time | 07:00 |
| Collegno Browns Plains | Eastern Australia Time | -08:00 |
| Collegno Caraíva | Brasilia Time | 05:00 |
| Collegno Cárcar | Central European Time | 00:00 |
| Collegno Caraz | Peru Time | 07:00 |
| Collegno Carbis Bay | United Kingdom Time | 01:00 |
| Collegno Choudrant | Central Time | 07:00 |
| Collegno Chotebor | Central European Time | 00:00 |
| Collegno Christies Beach | Central Australia Time | -07:30 |
| Collegno Chryston | United Kingdom Time | 01:00 |
| Collegno Chukai | Malaysia Time | -06:00 |
| Collegno Chuo | Japan Time | -07:00 |
| Collegno Caroline Springs | Eastern Australia Time | -08:00 |
| Collegno Carnforth | United Kingdom Time | 01:00 |
| Collegno Carole Park | Eastern Australia Time | -08:00 |
| Collegno Carolina Beach | Eastern Time | 06:00 |
| Collegno Carnac | Central European Time | 00:00 |