541890 Other Services Related to Advertising This industry comprises establishments primarily engaged in providing advertising services (except advertising agency services, public relations agency services, media buying agency services, media representative services, display advertising services, direct mail advertising services, advertising material distribution services, and marketing consulting services). The data published with NAICS code 541890 are comprised of these parts of the following SIC industries: 5199 (pt) Advertising Specialties Goods Distributors 7319 (pt) Other Advertising Services 7389 (pt) Sign Painting and Lettering Shop 7389 (pt) Welcoming Services