Which landform region is found in US, but not in Canada? Interior Uplands Which landform region stretches from the US-Mexico boundary all the way to the Arctic coast? Interior Plains Which state does NOT have both the Interior Plains and the Appalachian Uplands within its boundaries? Virginia Which state or province does NOT have both the Intermontane Region and the Pacific Coast Region within its boundaries? Alaska Which southern state does NOT have any of the Appalachian Uplands within its boundaries? Mississippi Which state is completely within the Intermontane Region? Arizona Which state or province does NOT have both the Intermontane Region and the Rocky Mountains within its boundaries? Oregon Which landform region is found in Canada, but not US? High Arctic Mountains Which landform region is NOT found in Alaska? Rocky Mountains Which state is completely within the Appalachian Uplands? West Virginia Which western state does NOT have any of the Rocky Mountains in it ? Arizona The Yukon Basin and P