Used Car Sales Westfield Massachusetts. http://bit.ly/Used-Car-Sales-Westfield-Massachusetts Are you in the market for a used car in Westfield Massachusetts?Trust is important in any transaction. When you shop for used cars in the Westfield Massachusetts area, you want to be sure you're getting your money's worth. Here at Haddad Pre-Owned serving theWestfield Massachusetts area we specialize in used cars and sell them at competitive prices.