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Behnam A Posted 14 years ago
Vocabulary

the phone number inside a building

Hi,
When you call a hospital (or a hotel,...) and you want the oparator to put you throught somone whose XXXX you know. You say XXXX 1234 please.
I mean the internal phone number. What's that called ?
Thank you
  

Top answer

extension?

  • extension?
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