| Area | Postcode | Post Office | State Code | State Name |
|---|---|---|---|---|
| Chaah | 85400 | Chaah | JHR | Johor |
| Desa Temu Jodoh | 85400 | Chaah | JHR | Johor |
| Kampung Gajah | 85400 | Chaah | JHR | Johor |
| Kampung Haji Kamisan | 85400 | Chaah | JHR | Johor |
| Kampung Jawa | 85400 | Chaah | JHR | Johor |
| Kampung Jawa Baru | 85400 | Chaah | JHR | Johor |
| Kampung Kangkar | 85400 | Chaah | JHR | Johor |
| Kampung Kangkar 1 | 85400 | Chaah | JHR | Johor |
| Kampung Kangkar 2 | 85400 | Chaah | JHR | Johor |
| Kampung Sungai Lenek | 85400 | Chaah | JHR | Johor |
| Taman Chaah | 85400 | Chaah | JHR | Johor |
| Taman Chaah Baru | 85400 | Chaah | JHR | Johor |
| Taman Damai Jaya | 85400 | Chaah | JHR | Johor |
| Taman Indah | 85400 | Chaah | JHR | Johor |
| Taman Kemakmoran | 85400 | Chaah | JHR | Johor |
| Taman Mesra | 85400 | Chaah | JHR | Johor |
| Taman Mewah | 85400 | Chaah | JHR | Johor |
| Taman Muhibah | 85400 | Chaah | JHR | Johor |
| Taman Nesa | 85400 | Chaah | JHR | Johor |
| Taman Orkid | 85400 | Chaah | JHR | Johor |
| Taman Permata | 85400 | Chaah | JHR | Johor |
| Taman Perumahan Awam | 85400 | Chaah | JHR | Johor |
| Taman Rumah Murah | 85400 | Chaah | JHR | Johor |
| Taman Sentosa | 85400 | Chaah | JHR | Johor |
| Taman Seri Chaah | 85400 | Chaah | JHR | Johor |