Codes Titles Number of US Businesses
51 Information 320,317
511110Newspaper Publishers 11,249
511120Periodical Publishers 5,506
511130Book Publishers 5,647
511140Directory and Mailing List Publishers 592
511191Greeting Card Publishers 359
511199All Other Publishers 20,364
511210Software Publishers22,210
512110Motion Picture and Video Production 26,313
512120Motion Picture and Video Distribution24,167
512131Motion Picture Theaters (except Drive-Ins) 5,617
512132Drive-In Motion Picture Theaters 151
512191Teleproduction and Other Postproduction Services 1,392
512199Other Motion Picture and Video Industries 6,896
512230Music Publishers667
512240Sound Recording Studios3,990
512250Record Production and Distribution7,274
512290Other Sound Recording Industries367
515111Radio Networks 9,245
515112Radio Stations 3,139
515120Television Broadcasting3,759
515210Cable and Other Subscription Programming6,938
517311Wired Telecommunications Carriers 16,134
517312Wireless Telecommunications Carriers (except Satellite)22,623
517410Satellite Telecommunications186
517911Telecommunications Resellers 13,160
517919All Other Telecommunications 49,152
518210Data Processing, Hosting, and Related Services19,572
519110News Syndicates967
519120Libraries and Archives 25,101
519130Internet Publishing and Broadcasting and Web Search Portals1,224
519190All Other Information Services6,356