KUSB (103.3 FM), known as "103.3 US Country", is a radio station located in Bismarck, North Dakota, owned by Townsquare Media that signed on September 25, 2006 with a country music format, directly competing with Clear Channel Communications' KQDY 94.5 and Radio Bismarck-Mandan's KKBO "105.9 The Big Rig".