About postcode 1660
The postcode 1660 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
1660 - Mona Vale
Postcode 1660 is Mona Vale in New South Wales, Australia.
| Postcode | 1660 |
| Place | Mona Vale |
| Region | New South Wales |
| District | Northern Beaches |
| Country | Australia (AU) |
| Coordinates | -33.6776, 151.3031 (map) |