Area code 000

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Area code 000 is not a valid number in any country where dialling '0' reaches an operator.

North America[edit]

Area code 000 is not a valid North American Numbering Plan exchange or area code.

European Union, and 0 trunk prefix[edit]

It is invalid in the European Union and many other nations where '0' is reserved as a trunk prefix and '00' as an international call prefix.


In Australia, 000 is reserved as an emergency telephone number.

Caller ID presentation[edit]

This code may show up as part of a number on a caller id system when receiving telemarketer outbound calls or from VoIP services, such as Skype or Vonage, because there is no requirement that caller id data represent a valid telephone number.[1]

See also[edit]


  1. ^ Nielson, Julie - AT&T Operator. Personal interview. 10 April 2007.[unreliable source?]