Australian Postage Stamp Cost 2024. Buy and sell stamps from australia. This change would increase the price of delivering reserved ordinary small letters from $1.20 to $1.50, ordinary large letters up to 125 grams from $2.40 to $3.00 and ordinary large letters between 125 grams and 250 grams from $3.60 to $4.50.

Here’s a detailed overview of the current postage costs in australia. What is the cost of a postage stamp 2024.