Charging districts, zones & precincts | ACMA

Charging districts, zones & precincts

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Standard zone units

The Numbering Plan specifies different number ranges for use in different geographic areas in Australia called standard zone units (SZUs). A SZU is a charging precinct, or the area of a charging zone less the area of any charging precinct contained within it. Australia is divided into approximately 2,100 SZUs. A list here be found here.

Districts, zones and precincts are as specified in Telstra's Public Switched Telephone Service Tariff, as in force immediately before 1 July 1997.

Last updated: 20 April 2018