e/Automatic number announcement circuit

Information
has gloss	eng: An automatic number announcement circuit (ANAC) is a special telephone number that is meant to be used by phone company technicians and other telecommunications technicians to determine the phone number of a particular line.
lexicalization	eng: Automatic number announcement circuit
instance of	(noun) the number is used in calling a particular telephone; "he has an unlisted number" phone number, number, telephone number