Codes Titles Number of US Businesses
51 Information 318,781
511110Newspaper Publishers 11,051
511120Periodical Publishers 5,439
511130Book Publishers 5,549
511140Directory and Mailing List Publishers 589
511191Greeting Card Publishers 357
511199All Other Publishers 20,246
511210Software Publishers22,021
512110Motion Picture and Video Production 26,003
512120Motion Picture and Video Distribution23,412
512131Motion Picture Theaters (except Drive-Ins) 5,639
512132Drive-In Motion Picture Theaters 150
512191Teleproduction and Other Postproduction Services 1,400
512199Other Motion Picture and Video Industries 7,122
512230Music Publishers655
512240Sound Recording Studios3,944
512250Record Production and Distribution7,083
512290Other Sound Recording Industries358
515111Radio Networks 9,256
515112Radio Stations 3,143
515120Television Broadcasting3,722
515210Cable and Other Subscription Programming6,911
517311Wired Telecommunications Carriers 15,931
517312Wireless Telecommunications Carriers (except Satellite)22,873
517410Satellite Telecommunications181
517911Telecommunications Resellers 13,191
517919All Other Telecommunications 49,617
518210Data Processing, Hosting, and Related Services19,428
519110News Syndicates952
519120Libraries and Archives 25,025
519130Internet Publishing and Broadcasting and Web Search Portals1,305
519190All Other Information Services6,228