ATIS Telecom Glossary
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prefix
[In telephone communications,] an indicator consisting of one or more digits, that allows the selection of different types of number formats (e.g., local, national or international), transit networks and/or the service. Note 1: Prefixes are not part of the number and are not signaled over internetwork and international boundaries. Note 2: When prefixes are used, they are always entered by the user or by automatic calling equipment. [T1.Rpt30-1994]

 

 

 

 

 

 

 

 

 

 



 
These definitions were prepared by ATIS Committee PRQC
 
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