Contiguous U.S. mail-by dates for expected delivery before December 25th* (excluding Alaska & Hawaii):
USPS Retail Ground® Service
First-Class Mail® Service
Priority Mail Express® Service
View all mail-by dates
Shipping deadlines
Military mail
Factsheet
*Not a guarantee, unless otherwise noted. Dates are for estimated delivery before Dec. 25. Actual delivery date may vary depending on origin, destination, Post Office acceptance date and time, and other conditions. Some restrictions apply. For Priority Mail Express shipments mailed Dec. 22 through Dec. 25, the money-back guarantee applies only if the shipment was not delivered, or delivery was not attempted, within two business days. See DMM® Section 604.9.2.