Volt  Directory Systems & Services provides telephone directory database management, commercial printing, sales and marketing services, licensing of directory production and contract management software systems to directory and other advertising media publishers. Volt Directory's services include electronic production and design for White, Yellow, Coupon, Index and Government Pages, Newspapers, Magazines and Catalogs, CD-ROMs, Interactive Videos and the Internet.

DataNational publishes the "Community Phonebook" in the mid-Atlantic and Southern States of the U.S.  The book "that is read" can be reviewed at www.communityphonebook.info.  These directories are targeted to local markets.

VADSA (Volt Directories, S.A. Ltd.), a subsidiary located in Montevideo, Uruguay, produces telephone directories for both private and state run telephone companies throughout South America. VADSA is a complete directories production operation, inclusive of advertising sales, database maintenance, and final pages production, printing and distribution. In addition, VADSA offers printing services to book, magazine and newspaper publishers.