KRSB-FM (103.1 FM, "Best Country 103") is a radio station licensed to serve Roseburg, Oregon, United States.

[5][6] This station began regular operations on October 1, 1970, broadcasting with 2,750 watts of effective radiated power on a frequency of 103.1 MHz.

[1] Under the ownership of W.R.R., Inc., KRSB was run by Tom Worden who served as general manager, program director, and company president while Bob Reese took on the job of chief engineer for the station.

[10][16] By the end of the 1970s, as both traffic along Interstate 5 and accidents involving goats increased, the herd was relocated to a local ranch about 15 miles away from Mount Nebo.

[16][13][17] Tom Worden, then the general manager of KRSB and KYES, served as the president of the Oregon Association of Broadcasters for the 1983 calendar year.