National Auction USA BILLINGS - Hours, Reviews & Deals

National Auction USA is a family-owned auction company headquartered in Billings, Montana with 60+ years of family auction experience and 40+ years serving Montana sellers. Led by Cash Seal, CAI, AMM, we specialize in real estate auctions and estate settlements across Montana — farm and ranch land, residential, commercial, and recreational properties. We serve sellers statewide — from Billings and Great Falls to Missoula, Bozeman, Helena, and every county in between. Our auction process delivers a defined timeline, documented fair market value, and a transparent process that works for executors, trustees, attorneys, and heirs. Connected to 1 million+ registered bidders nationwide through the MarkNet Alliance platform. Licensed FFL dealer. F