About postcode 1658
The postcode 1658 routes mail to Mona Vale in the New South Wales region of Australia. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
Australia ยท Postcode
1658 - Mona Vale
Postcode 1658 is Mona Vale in New South Wales, Australia.
| Postcode | 1658 |
| Place | Mona Vale |
| Region | New South Wales |
| District | Northern Beaches |
| Country | Australia (AU) |
| Coordinates | -33.6776, 151.3031 (map) |