Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-336 A Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 0 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 1 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 2 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 3 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 4 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 5 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 6 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666      
623-336 7 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666      
623-336 8 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 9 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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