The Area Codes of Indonesia:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Central Aceh | 0643 (+62643) |
| 2. | Central Bangka, South Bangka | 0718 (+62718) |
| 3. | Central Tapanuli, Sibolga | 0631 (+62631) |
| 4. | Cianjur | 0263 (+62263) |
| 5. | Cilacap | 0280 (+62280) |
| 6. | Cilacap | 0282 (+62282) |
| 7. | Cilegon, Serang | 0254 (+62254) |
| 8. | Cirebon | 0231 (+62231) |