Do United States Postal Service function on Sundays?
Does USPS function on Sundays? Do USPS send mail on Sunday? Is USPS open on Sunday? Can we ship packages through the United States Postal Service on Sunday? Can I access USPS services on Sundays? Does USPS provide parcel delivery services on Sundays? Is the United States Postal Service work during the weekend? Can USPS process mail on Sunday? Is USPS operational on Sunday? Can I receive mail during Sundays through the United States Postal Service?