Multiple choice general knowledge

Which country phone calling code is this - 001

  1. United Kingdom

  2. Austria

  3. Japan

  4. United States
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The international calling code +1 is used for both the United States and Canada as part of the North American Numbering Plan. When dialing internationally from many countries, this is prefixed as 001 before the area code.

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