These shipping deadlines are estimates only and do not guarantee delivery. CBP is not responsible for the shipping time frame of carriers USPS Delivery Deadlines for orders place by 3:00 EST on corresponding dates. Media Mail – Dec. 14.Priority Mail – Dec. 16.Priority Mail Express – Dec. 22. UPS Delivery Deadlines for orders place by 3:00 EST on corresponding dates. Thursday, Dec. 17Normal pickup and delivery service. This is the lastday to ship UPS Ground packages for delivery onThursday, Dec. 24.Tuesday, Dec. 22Normal pickup and delivery service. This is the lastday to ship UPS 2nd Day Air packages for delivery onThursday, Dec. 24.Wednesday, Dec. 23Normal pickup and delivery service. This is the lastday to ship UPS Next Day Air® packages for delivery onThursday, Dec. 24