Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: TCSNAZMAX9Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-479 A Tucson AZ 5736 COMMNET WIRELESS, LLC 668      
520-479 0 Tucson AZ 5736 COMMNET WIRELESS, LLC 668   2020-07-02   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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