Corporate Calling Cards

Featured Resources

Access Information for International Dialing [Additional Resource]
International Dialing Guide [Additional Resource]
International Mobile Terminating Number Information [Additional Resource]
Access Codes [Additional Resource]

Place Calls Around the Globe with AT&T Worldwide Calling Card Service

The AT&T corporate calling card, known as AT&T Worldwide Calling Card Service, lets you place telephone calls from the U.S. and around the world.  With this service:

  • Cardholders can place calls from most anywhere they travel
  • From the U.S., cardholders can place calls to over 240 other countries
  • Internationally, cardholders can use their AT&T Worldwide Calling Card with AT&T Direct® Service to place calls from over 130 countries to the U.S., and from over 84 countries to over 150 other countries
  • Cardholders avoid difficulties encountered with overseas phone systems, coinage or exorbitant rates
  • Billing available in seven languages and in five currencies
  • Global customer care centers located in the U.S. and Hong Kong, provide multi-language customer support

AT&T Worldwide Calling Card Resources

AT&T offers dialing instructions, wallet guides and additional reference materials frequently used with AT&T Worldwide Calling Card Service. To obtain any of these items or for any other inquiries please contact the Corporate Calling Card center at cardsvc@attccc.com.

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