The John Archibald Campbell United States Courthouse, also known as the United States Court House and Custom House, is a historic courthouse and former custom house in Mobile, Alabama. It was completed in 1934. An addition to the west was completed in 1940. It was added to the National Register of Historic Places on October 8, 2008. The building is built in an austere blending of the Renaissance Revival and Art Deco styles. The facade is clad in white limestone with a granite base.