What are the largest retail furniture stores in the US?

Nebraska Furniture Mart is one of them, if not the largest. Headquartered in Omaha, Nebraska, with showrooms in Omaha, NE, Des Moines, IA, and Kansas City, KS. www.nfm.com Merchandise runs the entire gamut ... furniture for all rooms, lighting, flooring, accessories, tile, countertops, electronics, appliances, cookware, kitchen appliances vacuums. Everything you need for a home type of store ... you name it, they have it.