454110 Electronic Shopping and Mail-Order Houses This U.S. industry comprises establishments primarily engaged in retailing all types of merchandise by means of mail or by electronic media, such as interactive television or computer. Included in this industry are establishments primarily engaged in retailing from catalogue showrooms of mail-order houses. The data published with NAICS code 454110 are comprised of these parts of the following SIC industries: 5961 (pt) Mail-order houses, department store merchandise 5961 (pt) Mail-order houses, other general merchandise 5961 (pt) Mail-order houses, specialized merchandise 5961 (pt) Television order, home shopping