This map shows the Contiguous United States, sometimes called the Lower 48, which excludes Alaska and Hawaii. The Contiguous United States became complete when Arizona became the 48th state to join the union on February 14, 1912.
This map shows the Contiguous United States, sometimes called the Lower 48, which excludes Alaska and Hawaii. The Contiguous United States became complete when Arizona became the 48th state to join the union on February 14, 1912.