Mastercard International

2200 Mastercard Blvd
O Fallon MO 63368
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MasterCard Worldwide, earlier known as MasterCard International, is a public company that develops and markets payment solutions. The company serves businesses and cardholders in more than 200 countries. It provides products under the MasterCard, Maestro and Cirrus brands. MasterCard International also offers MasterCard Smart Data OnLine, which is a Web-based reporting application. The company provides emergency card replacement and advance services. It processes over 20 billion transactions annually. The company manages MasterCard Advisors, which offers consulting, information and outsourcing services to financial institutions and merchants worldwide. Its MasterCard Marketing Resource Guide, is an online portal. MasterCard Worldwide provides credit, debit and prepaid cards