Us Post Office Open April 15 2024 Usps. If you want to know if the post office is open, here are the usps holidays for 2024: For example, if your post office is open until 9 p.m.
Please see the usps holiday service schedule page for information on local post office ™ location hours, regular mail delivery, and usps ® blue collection boxes pickup on christmas. Here is a full list of days when the post office will be closed due to holidays & events.