Business U.S. Federal Route 20 runs through Downtown Sioux City. This street is follows mostly is Gordon Drive. BUSN U.S. Rt. 20 passes through the following town in Woodbury County. Sioux City BUSN U.S. Rt. 20 is multi-plexed in Woodbury County. U.S. Rt. 77, at Sioux City. BUSN U.S. Rt. 20 intersects the following highways in Sioux City. U.S. Rt. 20, at Sioux City. U.S. Rt. 75, at Sioux City. BUSN U.S. Rt. 75, at Sioux City. Interstate 29, at Sioux City. U.S. Rt. 77, at Sioux City.
A BGS on WB U.S. Rt. 20. EB BUSN U.S. Rt. 20 in Sioux City. EB BUSN U.S. Rt. 20 at I-29/U.S. Rt. 77.
