This app was mentioned in 1 comment, with an average of 3.00 upvotes
89.7 is their advertised radio frequency. There is also an Android app for that station if you want to hear the station's music stream. https://play.google.com/store/apps/details?id=com.wrrj.player&hl=en
Also you can listen to the live stream at http://wrrjfm.com/