Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 480 [Rate centres in NPA 480] [Dial plan for NPA 480]

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
480-856 A Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
480-856 0 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-08-15   
480-856 1 Phoenix AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2022-06-23   
480-856 2 Phoenix AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2022-06-23   
480-856 3 Phoenix AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2023-01-15   
480-856 4 Phoenix AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2023-10-04   
480-856 5 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-06-24   
480-856 6 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-06-24   
480-856 7 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-06-24   
480-856 8 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-06-24   
480-856 9 Phoenix AZ   630E ONVOY, LLC - AZ 666   2022-06-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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