Postal Service Today 2025 Dates. The postal service only takes a few days off each year, but before you make the trip, it is a great idea to check the post office hours and make sure they will be open tomorrow. See the full list of 2025 usps postal holidays.

Post offices will also be closed today. In observance of the national day of mourning for former president jimmy carter, the postal service will suspend regular mail delivery and retail service on thursday, january 9,.