About postcode 6403
The postcode 6403 routes mail to Grass Valley in the Western Australia 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 · Postcode
6403 - Grass Valley
Postcode 6403 is Grass Valley in Western Australia, Australia.
| Postcode | 6403 |
| Place | Grass Valley |
| Region | Western Australia |
| District | Northam |
| Country | Australia (AU) |
| Coordinates | -31.6373, 116.7976 (map) |
Nearby codes
Frequently Asked Questions
postcode 6403 explained
Which city is postcode 6403 in?
postcode 6403 is Grass Valley in Western Australia, Australia.
What are the coordinates of 6403?
The approximate centre of 6403 is at latitude -31.6373, longitude 116.7976.
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