Postage Stamp Cost 2024 Australia. Australia post has proposed a 25 per cent price hike on its basic postage rate, after recording a $384 million loss. The price of a stamp for a standard letter has increased to $1.50, from $1.20.

Australia post has proposed a 25 per cent price hike on its basic postage rate, after recording a $384 million loss. Mail redirection and mail hold services;