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USPS Holiday Shipping Deadlines: What You Need To Know

By Last updated on: October 16, 2023

The U.S. Postal Service announced the 2023 USPS holiday shipping deadlines for domestic and international destinations. With this in mind, you need to prepare for the busy shopping and shipping season. USPS wants to make sure that businesses send all holiday packages and orders in time for their customers to receive and enjoy. Therefore, in order to ensure timely delivery of your cards, letters, or packages, please note the shipping deadline dates for the following different types of mail.

To ensure timely delivery of cards, letters, and packages within the United States by Christmas, December 25th, the Postal Service recommends that customers ship their items by the following dates:

Domestic Deadlines — Domestic

  • December 16, 2023 – USPS Ground Advantage
    Ground service for less-than-urgent deliveries and oversized packages.
  • December 16, 2023 – First-Class Mail
    Service for standard-sized, single-piece envelopes and small packages weighing up to 13 ounces with delivery in 3 business days or less.
  • December 18, 2023 – Priority Mail
    Domestic service in 1, 2, or 3 business days based on where the package is mailed and where it’s being sent.
  • December 20, 2023 – Priority Mail Express
    Fastest domestic service, guaranteed overnight scheduled delivery to most locations. Some restrictions and exceptions apply. Please note Priority Mail Express postage refund eligibility is adjusted for shipments mailed between Dec. 22 and Dec. 25.
USPS holiday shipping deadlines

Busiest Mailing and Delivery Days

In 2023, beginning the week of December 11, customer traffic was expected to increase to deliver nearly 200 million packages per week. Last year, the week of Dec. 17-23 was the busiest mailing, shipping, and delivery week. During this week, USPS saw nearly 3.5 billion pieces of First-Class Mail. USPS will be delivering packages up through December 23. The USPS holiday shipping deadlines will approach faster than normal, get your shipments out early.

What does Refund Retriever do?

Since 2006, Refund Retriever has been auditing FedEx and UPS invoices for large and small shippers alike to identify and submit refunds on these late deliveries. Holiday money-back guarantees and shipping deadlines are confusing nevertheless, reach out to us if you need any help. Contact Refund Retriever to see a direct recovery on your late shipments. Even when the carriers do not allow refunds, our client interface will still provide a full suite of reports and analytics to help make your shipping process more efficient.

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Brian Gibbs

Author Brian Gibbs

More posts by Brian Gibbs

Brian Gibbs | President of Refund Retriever

Brian Gibbs founded Refund Retriever in 2006 while running his first eBay-based business and seeing the shortcomings of other shipment auditing companies. Refund Retriever's primary focus is FedEx and UPS parcel invoice auditing. After graduating from Texas A&M University in 2001, he graduated from the University of Houston in 2004 with a JD and MBA. Gibbs has been featured in Forbes, Entrepreneur, and other publications discussing parcel auditing, shipping, e-commerce, and more. Learn more at or call (800) 441-8085 for more information.

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