WSSM may refer to:WSSM (FM), a radio station licensed to serve Prentiss, Mississippi, United States WYXX, a radio station licensed to serve Goshen, Indiana, United States, which held the call sign WSSM from 2011 to 2013 and from 2014 to 2016 WBKZ, a radio station licensed to serve Havelock, North Carolina, United States, known as WSSM from 2005 to 2008 Winchester Super Short Magnum, cartridge family