Is USPS operate on Sundays?
Does USPS operate on Sunday? Do USPS send mail on Sundays? Is USPS open on Sunday? Is it possible to I send packages through the United States Postal Service on Sunday? Are USPS services available on Sundays? Does USPS provide parcel delivery services on Sundays? Do the United States Postal Service operate during Sundays? Can USPS process mail during Sundays? Do USPS branches function on Sunday? Can we receive mail on Sunday through the United States Postal Service?