Longo Toyota of Prosper opened in the fall of 2017, with a new 61,000 square foot state-of-the-art facility on a 15-acre site along US-380, just west of the Dallas North Tollway. Headquartered in El Monte, CA, PMG's flagship store, Longo Toyota, is the world's largest dealership and the #1 Toyota retailer in the U.S. since 1967 with a diverse workforce speaking over 40 languages and dialects.