USPS to increase international and domestic shipping rates

• International: +7.9% on average for 2027
• Domestic: +5.9% for certain services.

Postal rate filings of this kind follow a familiar pattern: the Postal Service, operating under a regulator that permits periodic price adjustments tied to an inflation-based cap plus certain surcharges, has in past cycles raised rates on market-dominant products at or near the maximum allowed, and this action fits that template. The read-through splits by exposure. For the Postal Service itself the question is volume elasticity, since successive increases in prior rounds have been met with declining mail and package volumes, testing whether pricing power offsets attrition. For the private carriers, published postal rates have historically acted as a floor under the ground parcel market, and increases of this size have tended to give the integrators cover for their own general rate increases, which are typically announced on an annual cadence. The channels to watch are the peer set's subsequent pricing announcements, the response of large consolidated shippers who negotiate off published rates, and any shift in package mix between postal last-mile arrangements and private networks. Approval timing and the regulator's review process set the calendar for when the new rates take effect. As a cost-side input for e-commerce and direct-mail economics, increases of this magnitude have historically been passed through rather than absorbed.