Is There Mail on Presidents Day? USPS, UPS, and FedEx Hours On 2/15/21 at 12:31 AM EST USPS on Presidents Day Presidents Day is a federal holiday observed by the United States Postal Service. Post offices will be closed and mail services will not run on the day—that means USPS will not collect or deliver mail or packages. Regular mail services will resume on Tuesday. Following Presidents Day, other federal holidays observed by USPS coming up this year are Memorial Day, Independence Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving Day, and Christmas Day. The USPS also observes New Year's Day and Martin Luther King Jr.'s Birthday.