LEAWOOD, KANSAS AND LOS ANGELES, CALIFORNIA - May 17, 2007- RIA Envia Inc. ("RIA"), the third-largest global money transfer company and a subsidiary of Euronet Worldwide Inc. (NASDAQ:EEFT), today announced that it has entered into a strategic agreement with Banco Nacional de Mexico, S.A. ("Banamex"), a unit of Citigroup, to send RIA and AFEX money transfers to Mexico through the Banamex network.

RIA, established in 1987, has a global network of over 41,000 agents offering consumer money transfer services in more than 95 countries and territories. Acquired by Euronet, a leading electronic payments provider in April 2007, RIA processes approximately $4.5 billion in money transfers annually.

"We are very pleased to add Banamex to our correspondent network in Mexico," said Juan Bianchi, chief executive officer of RIA Envia Inc. "Thanks to this agreement, our customers will now have access to over 4,500 new locations of the Banamex network, which include many Banamex locations where our customers can receive their money seven days a week and even 24 hours a day. Additionally, our agreement enables Banamex to provide its customers with a greater level of choice for their money transfer needs."

Banamex, a unit of Citigroup, was established in 1884 and is the premier financial institution in Mexico. The Banamex network presently has over 1,500 bank branches and more than 3,000 Banamex Aqui non-bank locations throughout the country. Banamex's extensive network will soon offer payment of RIA and AFEX money transfers to customers in Mexico.

RIA works with Citigroup affiliates in several countries including correspondent relationships with Banco Cuscatlan, the leader in money transfers in El Salvador and throughout Central America and Grupo Financiero Uno ("GFU"), the largest credit card issuer in Central America. Both Banco Cuscatlan and GFU were recently acquired by Citigroup. Additionally, Bancuscatlan Transfers Inc., also a unit of Citigroup, recently signed an agreement with RIA to serve as its agent in the U.S. in locations across New York, California, Texas, Maryland and Virginia.

About RIA Envia Inc.

RIA, a Euronet Worldwide subsidiary, is the third-largest global consumer-to-consumer remittance company. RIA's primary services include money transfer, bill payment, money orders and check cashing. The company offers transfers under the brands RIA Money Transfer, AFEX Money Express and Kim Phu Money Transfer. Originating money transfers across 13 countries in North America, the Caribbean, Europe and Asia, RIA terminates transactions through an extensive payer network across 85 countries. For more information, visit www.riafinancial.com.

About Grupo Financiero Banamex

Grupo Financiero Banamex is a member of Citigroup, Inc., and it is the leading financial group in Mexico with Banco Nacional de Mexico ("Banamex") founded in 1884. The group has an outstanding position in the country's financial markets through its affiliates, and it includes deposits, consumer finance, handling resources from investment partnerships and funds for retirement, insurance banking, pensions, and stock market brokerage. The group has an extensive network of distribution of over 1,500 branches, over 3,000 Banamex Aqui Correspondents and 5,800 ATMs located throughout the country. For more information, visit www.banamex.com.

About Citigroup Inc.

Citigroup, the leading global financial services company, has some 200 million customer accounts and does business in more than 100 countries, providing consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, and wealth management. Major brand names under the trademark red arc include: Citi, CitiFinancial, Primerica, Citi Smith Barney and Banamex. Additional information may be found at www.citigroup.com or www.citi.com