2025 Postage Stamp Price Increase. Package shipping costs are also slated to. Postal service filed notice with the postal regulatory commission of mailing services price changes to take effect july 14, 2025.

Postal service will raise the price of its postage stamps again on sunday, the second price hike in 2025, with the increase tying the record for the biggest hike ever. On sunday, the cost of a stamp is going up for the second time this year, jumping 5 cents for first.