@Once Talks Up E-mail Marketing Campaigns with ITXC Push to Talk Service.

Business Editors/Hi Tech Writers

SEATTLE--(BUSINESS WIRE)--Feb. 26, 2001

ITXC Push to Talk Service Helps Marketers Increase Response Rates

by Adding Voice Capability to E-mail Promotions

ITXC Corp (NASDAQ:ITXC), the leading provider of worldwide Internet voice services, and @Once, a leader in permission-based e-mail marketing, jointly announced today at The DMA's net.marketing Spring Conference and Exhibition in Seattle, Washington, that @Once is adding voice call capabilities to its clients' e-mail marketing campaigns using ITXC Push to Talk(SM) Service. By including Push to Talk in their e-mail promotions, @Once clients give their prospects and customers a more convenient, comfortable, and immediate way to respond - by establishing a voice call with a simple push of a button.

With ITXC Push to Talk Service as part of its one-to-one eMessaging system, @Once is continuing to help online marketers develop and deliver e-mail campaigns that offer a high level of personalization. "This past year, an estimated 61 percent of medium-to-large size US companies regularly used e-mail for marketing objectives and marketers will spend $289 million on e-mail marketing," according to The E-mail Marketing Report, an industry newsletter from e-Marketer.com. "By 2003, the amount marketers spend on e-mail campaigns will hit close to $2 billion."

Using ITXC Push to Talk Service, @Once clients will be able to offer a new dimension of interactivity to the already targeted communications that consumers currently receive. In addition, Push to Talk enables e-mail recipients to get more information about a company's products and services and complete the purchasing process without delay. Recipients simply push a button or click on a voice-enabled text link located within the e-mail message to talk to a company representative, through any available phone or directly from a computer.

Push to Talk calls are routed via ITXC.net(SM), the largest global network for voice on the Internet with a presence in more than 78 countries. ITXC assures consistent carrier-grade quality by routing calls around Internet congestion with its patent-pending BestValue Routing(TM) technology.

"By offering Push to Talk with @Once e-mail marketing services, online marketers present consumers with a personalized call-to-action to purchase," said John Coake, Vice President of eMessaging Services, @Once. "Push to Talk is an easy-to-implement, cost-effective service that enables @Once clients to increase response rates to their e-mail campaigns and boost online sales."

ITXC Push to Talk Service gives online businesses a competitive edge and improves fiscal performance. With Push to Talk, companies meet the changing demands in the marketplace, including consumers' growing expectations for highly personal service. Live one-to-one interaction not only leads to greater customer satisfaction, but also allows for more cross-sell and up-sell opportunities and increases profitability. ITXC offers this service on a pay-per-call basis, allowing companies to add the intimacy of voice to their e-mail promotions, websites, and banner ads without any capital investment.

"@Once is well-known for innovation in permission-based marketing. With Push to Talk, @Once continues this innovation by providing live, one-to-one voice communication as part of their eMessaging system. Their customers will continue to benefit from this enhanced personalization," said Jeff Gaus, ITXC Marketing Vice President, E-commerce.

About ITXC:

ITXC Corp (NASDAQ: ITXC) established and operates ITXC.net(SM), the largest global network for voice on the Internet with 360 points of presence in more than 197 cities and 78 countries. The company is the leading provider of worldwide Internet voice services with more than one billion minutes of use since the inception of ITXC.net in 1998. ITXC's patent-pending BestValue Routing(TM) technology provides such high voice quality over the Internet that tier one carriers use ITXC for worldwide phone-to-phone traffic without indicating that the calls are actually going over the Internet. Customers include major traditional carriers and RBOCs who achieve lower costs for phone-to-phone calls while maintaining carrier quality, Web merchants who increase sales with Push to Talk buttons on websites and e-mail, Internet-based Web-to-phone providers and voice portals, as well as carriers and ISPs providing Web-based call management including Internet call waiting.

ITXC recently received the World Communication Award for 2000 as the Best Wholesale Carrier (a category which included major traditional carriers as well) and was named the second fastest growing technology company in the US over the last three years by Deloitte & Touche. For more information, see www.itxc.com.

About @Once

@Once provides highly targeted eMessaging capabilities that allow companies to attract new customers; learn about their preferences; and deliver personalized electronic communications to them. A leader in the industry, @Once delivers these services through the @Once eMessaging system, which combines in-house technologies with the best products from established worldwide leaders such as Broadbase Software (Nasdaq: BBSW) and BroadVision (Nasdaq: BVSN) while adhering to strict consumer privacy guidelines. Founded in 1998, @Once is headquartered in Portland, Oregon, with offices in New York, Los Angeles and Minneapolis. @Once provides services for companies such as Art.com, First USA, Hollywood Video, Nintendo, and Vans, Inc. For more information, contact @Once at 877.286.6232, or visit the website at www.once.com.

Forward looking statements: ITXC may not meet the projections reflected in its forward looking statements due to numerous risks and uncertainties, including, among other factors, the volatile and competitive environment for Internet telephony, changes in domestic and foreign economic, market, and regulatory conditions and other risks detailed in ITXC's reports filed from time to time with the SEC.

ITXC is a registered trademark of ITXC Corp. ITXC.net, Push to Talk, and BestValue Routing are service marks and trademarks of ITXC Corp. All other trademarks mentioned in this document are the property of their respective owners.

@Once is a registered trademark of @Once.com.