A four-ounce package sent via USPS Ground Advantage will rise 21% from $4.20 to $5.09 starting January 18, 2026, part of broad rate hikes amid the agency's deepening financial woes. These changes, ...
Since First-Class and Certified Mail rates are not affected by the January 2026 USPS increase, and because Send Certified Mail offers pricing that beats retail USPS rates, organizations gain greater ...