|SIC Codes:||4813 4899|
|NAICS Codes:||517110 517210 517410 517911 517919|
Companies in this industry operate or provide access to facilities for voice, data, text, sound, and video transmission through wired, wireless, or satellite networks. Major companies include US-based AT&T, Verizon Communications, and Comcast, as well as Japan's Nippon Telegraph and Telephone Corporation, Spanish firm Telefónica, and China Mobile.
Demand is driven by technological innovation and by growth in business activity and consumer spending. The profitability of individual companies depends on efficient operations and good marketing. Large companies enjoy economies of scale in providing a highly automated service to large numbers of customers and in building and maintaining networks. Smaller companies can compete effectively by focusing on underserved markets or by providing specialty services. The US industry is highly concentrated: the 50 largest companies generate about 90 percent of revenue.
Major source of revenue are wireline services (about 55 percent of industry revenue) and wireless services (about 40 percent of industry revenue). Other services include satellite telecommunications.Buy Now