| Honiara Carvoeiro | Western European Time | 10:00 |
| Honiara Kilsyth South | Eastern Australia Time | 01:00 |
| Honiara Casale Marittimo | Central European Time | 09:00 |
| Honiara Killarney | Ireland Time | 10:00 |
| Honiara Casaletto Ceredano | Central European Time | 09:00 |
| Honiara Killingly | Eastern Time | 15:00 |
| Honiara Caselle Torinese | Central European Time | 09:00 |
| Honiara Kilkee | Ireland Time | 10:00 |
| Honiara Circleville | Eastern Time | 15:00 |
| Honiara Kilambi | India Standard Time | 05:30 |
| Honiara Ciney | Central European Time | 09:00 |
| Honiara Kilburn | Central Australia Time | 01:30 |
| Honiara Cimadolmo | Central European Time | 09:00 |
| Honiara Kilgore | Central Time | 16:00 |
| Honiara Cifuentes | Central European Time | 09:00 |
| Honiara Kilimanjaro | East Africa Time | 08:00 |
| Honiara Chuo | Japan Time | 02:00 |
| Honiara Kilinochchi | India Standard Time | 05:30 |
| Honiara Cidade Ocidental | Brasilia Time | 14:00 |
| Honiara Croyde | United Kingdom Time | 10:00 |
| Honiara Croydon | Eastern Australia Time | 01:00 |
| Honiara Croydon Park | Eastern Australia Time | 01:00 |
| Honiara Crown Point | Atlantic Time | 15:00 |
| Honiara Crows Nest | Eastern Australia Time | 01:00 |
| Honiara Crow's Nest | United Kingdom Time | 10:00 |
| Honiara Cuba | Central Time | 16:00 |
| Honiara Cucuron | Central European Time | 09:00 |
| Honiara Cuautla | Central Time | 16:00 |
| Honiara Crescent Springs | Eastern Time | 15:00 |
| Honiara Crestview Hills | Eastern Time | 15:00 |
| Honiara Cremorne | Eastern Australia Time | 01:00 |
| Honiara Cromwell | Eastern Time | 15:00 |
| Honiara Cross Plains | Central Time | 16:00 |
| Honiara Crossville | Central Time | 16:00 |
| Honiara Crossways | United Kingdom Time | 10:00 |
| Honiara Cricket Saint Thomas | United Kingdom Time | 10:00 |
| Honiara Crieff | United Kingdom Time | 10:00 |
| Honiara Crissier | Central European Time | 09:00 |