The U.S. Postal Service filed notice with the Postal Regulatory Commission (PRC) of price changes for Shipping Services to take effect Jan. 9, 2022. The proposed prices, approved by the Postal Service Governors, would raise Shipping Services product prices approximately 3.1 percent for Priority Mail service, and 3.1 percent for Priority Mail Express service. The new prices will include an increase in the price of a Flat Rate Priority Mail Envelope from $7.95 to $8.95 and a Small Flat-Rate Box from $8.45 to $9.45. For a complete list of price changes, click here.