According to this Wine-Searcher article, the recent District Court ruling in Missouri now prohibits out of state retailers to ship to: Arkansas, Iowa, Minnesota, Missouri, Nebraska, North Dakota and South Dakota. Only Nebraska and North Dakota allow out-of-state retailers to ship to their residents.
Further, thanks to Lebamoff v. Whitmer, Kentucky, Michigan, Ohio, and Tennessee, also prohibit out-of-state retailers to ship to their residents.