Suburbs and towns in the Irwin council area
- Allanooka Postcode 6525 · 7 streets
- Arrowsmith Postcode 6525 · 5 streets
- Bonniefield Postcode 6525 · 14 streets
- Bookara Postcode 6525 · 14 streets
- Dongara Postcode 6525 · 58 streets
- Irwin Postcode 6525 · 12 streets
- Milo Postcode 6525 · 5 streets
- Mount Adams Postcode 6525 · 5 streets
- Mount Horner Postcode 6525 · 6 streets
- Port Denison Postcode 6525 · 79 streets
- Springfield Postcode 6525 · 15 streets
- Yardarino Postcode 6525 · 13 streets
Postcodes in the Irwin council area
| Postcode | Main suburb | Suburbs | Streets |
|---|---|---|---|
| 6525 | Port Denison | 12 | 233 |
A postcode can cover suburbs of neighbouring councils: every suburb it covers is on its page.