| Place | Post Code |
|---|---|
| Agnes Water, Gladstone | 4677 |
| Aldoga, Gladstone | 4694 |
| Ambrose, Gladstone | 4695 |
| Baffle Creek, Gladstone | 4674 |
| Barney Point, Gladstone | 4680 |
| Beecher, Gladstone | 4680 |
| Benaraby, Gladstone | 4680 |
| Berajondo, Gladstone | 4674 |
| Bororen, Gladstone | 4678 |
| Boyne Island, Gladstone | 4680 |
| Boyne Valley, Gladstone | 4680 |
| Boynedale, Gladstone | 4680 |
| Bracewell, Gladstone | 4695 |
| Builyan, Gladstone | 4680 |
| Burua, Gladstone | 4680 |
| Byellee, Gladstone | 4680 |
| Callemondah, Gladstone | 4680 |
| Calliope, Gladstone | 4680 |
| Captain Creek, Gladstone | 4677 |
| Clinton, Gladstone | 4680 |
| Colosseum, Gladstone | 4677 |
| Curtis Island, Gladstone | 4680 |
| Darts Creek, Gladstone | 4695 |
| Deepwater, Gladstone | 4674 |
| Diglum, Gladstone | 4680 |
| East End, Gladstone | 4695 |