Mail.com's Advertising Network Ranks in Top 10 in Online Reach in Media Metrix Report, Above Excite and AdSmart

Business Wire, July 20, 1999

NEW YORK--(BUSINESS WIRE)--July 20, 1999--

Audio Book Club is Exclusive Online Advertiser for Audio Books

Mail.com, Inc. (NASDAQ: MAIL), a global provider of Internet messaging services, today announced that Media Metrix, the independent Internet measurement service, ranked the Mail.com Network as the seventh largest online advertising network. Additionally, Audio Book Club (AMEX: KLB) will serve as the exclusive audiobook seller promoted by Mail.com.

The Media Metrix report titled World Wide Web Audience Ratings, listed Mail.com as the seventh largest online advertising network with a 41.7% audience reach, ahead of the Excite and AdSmart networks. Mail.com currently has more than 40-plus partners in their growing advertising network.

In addition, Audio Book Club, the world's largest marketer of audio books through the Internet and direct mail, will use Mail.com's extensive e-mail advertising services to increase brand awareness and acquire new members. In addition to placing ads in e-mail messages, Mail.com will create and place various types of online ads on the Mail.com Web site as well as on the network partner sites.

Lon Otremba, Mail.com's Chief Operating Officer, commented on the new relationship and ranking, "Mail.com is thrilled to be providing advertising services for Audio Book Club. This deal enhances our significant standing in the online advertising community, which the Media Metrix report has clearly illustrated. Mail.com combines an e-mail platform with top content providers such as CNN, Snap, GTE, and Prodigy. The Mail.com Partner Network provides the only place on the Internet where marketers can capture demographically targeted traffic from top distribution points with a single buy. E-mail is the marketer's killer app, and Mail.com is e-mail."

Commenting on the agreement, Norton Herrick, Chairman and CEO of Audio Book Club stated, "Given Mail.com's tremendous foothold in the Internet messaging services industry and its existing base of over 6 million e-mail boxes, we believe that today's agreement provides us an excellent opportunity to further expand our new member recruitment campaign over the Internet and to continue to build our e-commerce presence."

About Audio Book Club

Audio Book Club, Inc. is the world's largest marketer of audiobooks through its membership club which markets and sells audiobooks and music via the Internet at www.audiobookclub.com and by mail order. Since commencing operations in January 1994, Audio Book Club, Inc. has engaged in an aggressive membership recruitment program to establish a core Audio Book Club member base. Following its recent acquisitions of Doubleday's Audiobooks Direct and Columbia House's Audiobook Club, Audio Book Club, Inc. now has a combined membership and customer database of over 2 million names.

About Mail.Com

Mail.com, Inc. (http://corp.mail.com) is a global provider of e-mail and advanced messaging services to high-traffic Web sites, ISPs, corporations and direct to consumers. The Company provides Internet messaging outsourcing for brand name organizations such as NBC, CNN, Time Warner, CBS SportsLine, Prodigy, GTE, Standard & Poor's, Snap.com and CNET.