Australian Postage Stamp Cost 2024. Australia post has signalled their intention to increase the cost of stamps from next month. Australia post has lodged a draft notification with the australian competition and consumer commission (accc), proposing an increase in the basic postage rate from $1.20 to $1.50, effective january 2024.

Compare postage costs or find out when your delivery should arrive. 30 cents, from $1.20 to $1.50, for ordinary small letters.