USPS holiday ship-by dates: Ground Advantage Dec. 17, Priority Mail Dec. 18
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USPS holiday ship-by dates: Ground Advantage Dec. 17, Priority Mail Dec. 18
For delivery before Dec. 25, USPS recommends sending Ground Advantage and First-Class Mail by Dec. 17, Priority Mail by Dec. 18 and Priority Mail Express by Dec. 19, 2026 in the lower 48 states. The First-Class Mail, Priority Mail and Priority Mail Express dates also apply to Alaska, Hawaii, Puerto Rico and the U.S. territories; Ground Advantage to or from those places has a service expectation of 10 days or more. These are recommendations, not guarantees.
Your net on a $10 / $25 / $50 sale: n/a / n/a / n/a
Recommended dates, not a fee. Use them for holiday handling times and cutoff notices to buyers.
Source: USPS newsroom, Sep 22, 2026 · verified
Cite this
The Reseller Index change tracker, "USPS holiday ship-by dates: Ground Advantage Dec. 17, Priority Mail Dec. 18," https://resellerindex.com/changes/usps/2026-09-22-usps-holiday-ship-by-dates/, verified Oct 14, 2026. Free to reuse with a link (CC BY 4.0).
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- Light parcels hit hardest: commercial Ground Advantage drops its ounce tiers
- USPS dimensional weight now divides by 139, not 166, and rounds sides up
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