| Place | Post Code |
|---|---|
| Cikampek Utara, Kotabaru | 41376 |
| Jomin Barat, Kotabaru | 41376 |
| Jomin Timur, Kotabaru | 41376 |
| Pangulah Baru, Kotabaru | 41376 |
| Pangulah Selatan, Kotabaru | 41376 |
| Pangulah Utara, Kotabaru | 41376 |
| Pucung, Kotabaru | 41376 |
| Sarimulya, Kotabaru | 41376 |
| Wancimekar, Kotabaru | 41376 |