Do USPS operate on Sunday?
Do United States Postal Service work on Sundays? Is USPS deliver mail on Sundays? Is USPS open on Sunday? Do I send packages through the United States Postal Service on Sundays? Are USPS services available on Sundays? Can I avail package delivery services on Sundays? Does the United States Postal Service operate on Sundays? Is it possible to utilize USPS services process mail on Sundays? Is USPS operational on Sundays? Do we receive mail during Sunday through USPS?

The Supreme Court Weighs Whether USPS Can Force Employees to