Postage Stamp Price Increase 2024. Usps will adjust mailing services prices, effective sunday, july 14. Prices will increase for packages under and over 1 pound, with some adjustments as high as $2.11.

Postal service (usps) will raise the price of its postage stamps again on sunday, the second price hike in 2024, with the increase tying the record for the biggest hike ever. Postal service has raised stamp prices in the last three years.