Amazon starts Sunday delivery with US Postal Service pointed USA Today will begin immediately for Los Angeles and New York "Amazon starts Sunday delivery with US Postal Service" delivering packages on Sundays stating, US Post Office began making Sunday deliveries USA Today Sunday delivery via USPS USA Today: "Amazon starts Sunday delivery with US Postal Service" "Amazon starts Sunday delivery with US Postal Service" it announced it was adding Sunday Delivery on Sundays as USA Today notes US Post Office began making Sunday deliveries free Sunday delivery Amazon starts Sunday delivery with US Postal Service "Amazon starts Sunday delivery with US Postal Service"