Welcome to Carmart One LLC. We are a full service New York used car dealer located in Freeport serving the towns of Nassau County Baldwin NY, Merrick NY, North Merrick NY, Roosevelt NY, Uniondale NY, Bellmore NY, Oceanside NY, North Bellmore NY, Hempstead NY, East Meadow NY, Wantagh NY, East Rockaway NY, Lynbrook NY, North Wantagh NY and West Hemps...