The Interior Province was a historic province of the United Island from its formation on December 19, 2016 to the secession of Staufenberg on February 3, 2017. The territory was dissolved into the Delta and Balaam provinces, as well as the independent city-state of Staufenberg. It was located in the south-central region of the country, primarily on the south coast. Staufenberg served as provincial capital until its secession.