Area Code 2643 / +3522643
The prefix 2643 is the area code for Findel/Kirchberg. And Findel/Kirchberg is located in Luxembourg. If you are outside United States of America and you want to call a person in Findel/Kirchberg, in addition to the area code, you need the country code for the country you wish to call. The country code for United States of America is +352, so if you are in United States of America and you want to call a person in Findel/Kirchberg, you have to prefix that person’s phone number with +352 2643.
The zero in front of the area code is omitted in this case.
The plus sign at the beginning of the phone number can usually be used in this format. However, it’s more common to replace the plus sign with a sequence of numbers that alerts the telephone network that you want to dial a telephone number in another country. The ITU recommends using 00, which is also used in many countries, including all European countries.
In United States of America, 011 is used instead of 00.
As an alternative to +352 2643, which you have to place in front of the telephone number of a person in Findel/Kirchberg in order to call them from United States of America, you can also use 011352 2643.
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