Usps Holiday Deadlines 2024 Usa. 2024 holiday mailing and shipping dates for items sent to addresses in the contiguous united states (lower 48 states): Stay ahead of postal closures and adapt your shipping and mailing timelines accordingly for seamless planning throughout the year.

2024 holiday mailing and shipping dates for items sent to addresses in the contiguous united states (lower 48 states): Oct8 • usps announces recommended mailing and shipping dates for 2024 holiday season.