Postage Stamp Cost 2024 Australian Dollar. From 15 april 2024, estimated delivery timeframes for regular and priority letters have changed. The good news is, not all postage costs will be going up.

Effective from april 3, 2024, stamp prices will surge by up to 25 per cent, marking a significant increase in postage expenditure for individuals and businesses alike. Australia post is proposing to increase its stamp prices by 25 per cent from january 2024.