| Place | Post Code |
|---|---|
| Koumala, Mackay | 4738 |
| Kuttabul, Mackay | 4741 |
| Laguna Quays, Mackay | 4800 |
| MacKay, Mackay | 4740 |
| Mackay Caneland, Mackay | 4740 |
| MacKay Harbour, Mackay | 4740 |
| Mackay North, Mackay | 4740 |
| Mackay South, Mackay | 4740 |
| Mackay West, Mackay | 4740 |
| Marian, Mackay | 4753 |
| McEwens Beach, Mackay | 4740 |
| Mentmore, Mackay | 4798 |
| Mia Mia, Mackay | 4754 |
| Midge Point, Mackay | 4799 |
| Mirani, Mackay | 4754 |
| Mount Charlton, Mackay | 4741 |
| Mount Jukes, Mackay | 4740 |
| Mount Martin, Mackay | 4754 |
| Mount Ossa, Mackay | 4741 |
| Mount Pelion, Mackay | 4741 |
| Mount Pleasant, Mackay | 4740 |
| Munbura, Mackay | 4740 |
| Netherdale, Mackay | 4756 |
| Nindaroo, Mackay | 4740 |
| North Eton, Mackay | 4741 |
| North MacKay, Mackay | 4740 |