Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: January 20, 2025 all-day 2025-01-20T00:00:00-05:00 2025-01-21T00:00:00-05:00 POSTAL HOLIDAY More information as well as future holiday and closure information can be found here. 2023-12-03