WLS

WLS may refer to:

Arts, entertainment, and media

 * WLS (AM), a radio station in Chicago, Illinois, US
 * WLS-FM, a radio station in Chicago, Illinois, US
 * WLS-TV, a television station in Chicago, Illinois, US
 * DWLS, a radio station in Metro Manila, Philippines

Biology and healthcare

 * GPR177, Wntless, or WLS, a human gene
 * Weight loss surgery

Computing and technology

 * Oracle WebLogic Server, a Java application server
 * White light scanner, for measuring surface height
 * Wavelength shifter, material that absorbs a wavelength and emits another

Other uses

 * Wisconsin Lutheran Seminary, US
 * WLS, the Chapman code for Wales
 * Weighted least squares, in statistics
 * West London Synagogue
 * Westchester Library System, New York, US