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: 207

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-207 A Phoenix AZ GDYRAZCWDS0  9636 QWEST CORPORATION 666      
623-207 0 Phoenix AZ DRVYAZNODS0  9636 QWEST CORPORATION 666   2008-07-13   
623-207 1 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-10-09   
623-207 2 Phoenix AZ DRVYAZNODS0  9636 QWEST CORPORATION 666   2008-08-01   
623-207 3 Phoenix AZ GDYRAZCWDS0  9636 QWEST CORPORATION 666   2008-07-05   
623-207 4 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2008-08-08   
623-207 5 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2008-08-08   
623-207 6 Phoenix AZ PHNDAZLS0MD  7184 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - AZ 666   2009-05-24   
623-207 7 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-10-09   
623-207 8 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-10-09   
623-207 9 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-10-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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