 So you'll never be knee-deep in, well, your problems. Visit knucklesandsunplumbing.com to make a work order online or call 870-972-6613. Knuckles and Sun Plumbing, turning your problems from crappy to happy since 1933. This is Northeast Arkansas' news and information station, 102.1 FM, 1230 AM, KBTM Jonesboro, an EAB Media Group radio station.