Chapter 6. Keeping One Phone Number across the Globe: World Phones

If you’ve ever tried to place an international call on your mobile phone from within the United States, you’ve probably heard a message saying that “your account is not authorized to make calls to this phone number” or something similar. The majority of mobile phones in the United States work well within the country itself, but have no capability or are not enabled for international calling. For people who have business relationships or friends and relatives abroad, this can be an issue. Additionally, frequent travelers abroad may wish to use their own mobile phones and their own phone numbers to make and receive local in-country calls or calls to and from the United States. There ...

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