Under the change, UPS Sure Post packages are now only being delivered by UPS drivers, a spokesperson for the International Brotherhood of Teamsters spokesperson told Supply Chain Dive. In the past, the final leg of these deliveries was made by the U.S. Postal Service; now, they will be handled by UPS after the Jan. 1 contract expiration.

Just two weeks into the new year, and things are about to get a little pricier when dealing with the United States Postal Service. The Postal Service announced back in November that it was recommending “new competitive” prices for this year, and that means that some services could see rate hikes as soon as January 19.