International Priority Mail rates will increase approximately six percent to Canada, the United Kingdom and Australia.First-Class Package International Service (FCPIS) prices will go up 9.9 percent, with per-pound rate changes varying by country.Priority Mail per-pound package rates will increase 2.8 percent on average, while Priority Mail Express per-pound package rates will go up by an average of 2.2 percent.Media Mail rates will increase in price by 1.9 percent, beginning with a $0.05 increase on one pound packages.Other shipping services will also see increased prices in 2020: Here are the changes coming to stamps, letter postage, postcards and international mail: USPS Mail Rates for 2020Īccording to the presidentially appointed board of Governors of the Postal Service, the new rates will "keep the Postal Service competitive while providing the agency with needed revenue." Most postage stamp prices will remain the same, with the exception of international stamps. Here's a look at all the changes coming to USPS mail rates in January, 2020. Overall, the new postage rates are expected to raise USPS shipping prices by approximately 1.9 percent, with price increases coming to services like Priority Mail, Priority Mail Express and flat-rate boxes and envelopes. The United States Postal Service announced the coming changes in October, but new rates won't take effect until January 26, 2020, giving post-holiday shippers a comfortable window for mailings at 2019 rates. While the United States Postal Service will not be increasing the cost of First-Class Mail Forever stamps in 2020, other postage rates and mailing service products will see a price hike.