The U.S. Postal Service announced its recommended mailing and shipping dates for holiday mail and packages. The following are recommended send-by dates for expected delivery before Dec. 25. 2024 Holiday Mailing and Shipping Dates for Items Sent to Addresses in the Contiguous United States (Lower 48 States): USPS Ground Advantage service: Dec. 18 First-Class Mail ... The post USPS Announces Recommended Mailing And Shipping Dates For Holiday Season appeared first on KHTS Radio.