| Ort | Postleitzahl |
|---|---|
| Evanston, Gawler | 5116 |
| Evanston Gardens, Gawler | 5116 |
| Evanston Park, Gawler | 5116 |
| Evanston South, Gawler | 5116 |
| Gawler, Gawler | 5118 |
| Gawler East, Gawler | 5118 |
| Gawler South, Gawler | 5118 |
| Gawler West, Gawler | 5118 |
| Hillier, Gawler | 5116 |
| Kudla, Gawler | 5115 |
| Reid, Gawler | 5118 |
| Willaston, Gawler | 5118 |