Important Dates for Sending Holiday Packages

The Milwaukee Post Office is reminding customers about the 2016 holiday mailing and shipping deadlines for domestic and international destinations as customers begin to prepare for the busy shopping and shipping season. Customers are encouraged to ship early. “To ensure timely delivery of cards, letters and packages during the holidays within the United States by December 25th, the Postal Service recommends that customers ship early this year,” said Acting Postmaster Wanda Prater. The Postal Service recommends that customers ship their items by the following dates:

Mail-by Dates — Domestic Services

  • December 15 – USPS Retail Ground: Ground service for less-than-urgent deliveries and oversized packages.
  • December 20 – 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 21 – Priority Mail: Domestic service in 1, 2 or 3 business days based on where the package is mailed and where it’s being sent, variety of flat-rate options.
  • December 23 – 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 December 22 and December 25.

Complete details on Mailing and Shipping services can be found on

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