WPWX (92.3 FM) is an urban contemporary radio station licensed to Hammond, Indiana and serving the Chicago metropolitan area in addition to Northwest Indiana, and is owned by Crawford Broadcasting.

The station broadcasts from a transmitter a few hundred feet west of the Illinois/Indiana state line in Burnham, Illinois, with studios on Calumet Avenue in Hammond.

The station began broadcasting in 1949, and held the call sign WJIZ.

[6][1] The station switched to an urban contemporary format on March 26, 2001, in an attempt to go head to head with the longtime urban radio leader in Chicago, WGCI-FM.

Urban Gospel sister station WYCA, known as Rejoice 102.3, is simulcast on WPWX-HD2.