Stamp Cost 2024 Australia To Us. Australia post has formally notified the australian competition and consumer. Large letters weighing up to 125g, affixed with a stamp, will now be priced at $3, up from $2.40.
See forever postage stamp prices and other postage rates. The australia post international postage rates for sending mail to the us and canada can go up to $36 for letters and $79.85 for parcels.