Stamps Cost 2024. The price of a forever stamp has steadily climbed since they cost 41 cents when the usps introduced them in 2007, most recently in january when the agency. Postal service filed notice with the postal regulatory commission of mailing services price changes to take effect july 14,.

How much does it cost to mail a letter in 2024? Book packets containing printed books (maximum weight 5kg) for the first one hundred.