WPLM 99.1 FM is Plymouth's only FM radio station. Located in North Plymouth off Exit 7 on Route 3 and Route 44, WPLM plays adult contemporary and easy listening music from Sinatra and standards to modern jazz. The station serves the South Shore and Cape Cod areas.
WPLM FM signed on in 1961, six years after its sister station, WPLM 1390 AM signed on. The two stations simulcast the same programming until 1997, when the AM station switched to a business talk format simulcast with WBNW in Concord.
WPLM FM's contest line is 877-327-9991 and the station has a post office box in Boston: P.O. Box 991, Boston, MA 02118.