Will Postage Stamps Go Up In 2025. It's the sixth stamp price hike in the last three years. Competition mail, and the separate bag service and key return service offered in post offices, will.

Stamp prices are going up on july 14, 2025, according to a usps plan. On sunday, the cost of a stamp is going up for the second time this year, jumping 5 cents for first class postage to 73 cents.