To me, "California," "New Jersey," "Texas," "N.Y.," and "1969" are functioning as appositives in the examples below, when in fact they are not. All these words are essential information to the sentence. That said, can we drop the comma after each in the sentences below—yes or no?
Joe said, "The Sacramento, California, police department is under scrutiny."
Midge said, "The Elizabeth, New Jersey, warehouse was inspected."
Stephen said, "The Austin, Texas, jury acquitted the defendant."
Theresa said, "Brooklyn, N.Y., is where I grew up."
Frank said, "February 7, 1969, is my date of birth."