Cost For Forever Stamp 2024. Washington, dc — today, the united states postal service filed notice with the postal regulatory commission (prc) of mailing services price changes to take effect jan. A letter sent in a standard size envelope weighing 1 ounce or less will require $0.66 of postage or one forever stamp.

Postal service announced friday that the price of a forever stamp will increase by 2 cents starting jan. The cost of a forever stamp is set to increase in july 2024 as part of the us postal service’s ‘delivering for america’ plan.