Siouxland Trailer Sales has locations in Sioux City, IA, Pacific Junction, IA and Harrisburg, SD. We sell new and pre-owned trailers from Polar Tank, Manac, Mac, Vanguard, CPS, LBT, Doonan, CIMC, Chapparel, Brenner and Smithco. We offer excellent pricing options. We also offer parts and a service department with 21 bays.