Postage Stamp Cost 2024 Australia 2024. 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. Before anything is decided, businesses and members of the community have been invited to have.

From 15 april 2024, estimated delivery timeframes for regular and priority letters have changed. Large letters weighing up to 125g, affixed with a stamp, will now be priced at $3, up from $2.40.