Complex sentence: Most Christian radio stations as well as programmers based in the United States are members of the National Religious Broadcasters organization; there are reportedly 1,600 different Christian broadcasting organizations in the U.S. They range from single stations to expansive networks.
Split into simpler sentences: Most Christian radio stations as well as programmers are members of the National Religious Broadcasters organization. There are reportedly 1,600 different Christian broadcasting organizations in the United States, ranging from single stations to expansive networks.