Postcard Stamp Increase 2024. Among other changes, a forever stamp would cost 73 cents instead of 68 cents, and the price of a domestic postcard would rise to 56 cents from 53 cents. According to new research from legal and general and the happiness research institute thinktank, the happiest retirees have an average monthly income of.

That’s up from 66 cents. The price of a forever stamp will increase from 68 cents to 73 cents.