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]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-715 8 Phoenix AZ PHNYAZUXDS0  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666      
623-715 9 Phoenix AZ PHNYAZUXDS0  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666      
623-734 A Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666      
623-734 0 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2006-02-10   
623-734 1 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666      
623-734 2 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-01-11   
623-734 3 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-01-11   
623-734 4 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-01-11   
623-734 5 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-01-11   
623-734 6 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2006-02-10   
623-734 7 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2005-11-25   
623-734 8 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2005-07-07   
623-734 9 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2006-08-31   
623-738 A Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
623-738 0 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-07-03   
623-738 1 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-07-03   
623-738 2 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-07-03   
623-738 3 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-07-03   
623-738 4 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2010-05-09   
623-738 5 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2010-05-09   
623-738 6 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2010-05-09   
623-738 7 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-09-10   
623-738 8 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-09-20   
623-738 9 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-09-20   
623-742 A Phoenix AZ NWRVAZMADS0  9636 QWEST CORPORATION 666      
623-742 0 Phoenix AZ NWRVAZMADS0  9636 QWEST CORPORATION 666      
623-742 1 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2004-09-16   
623-742 2 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2004-09-16   
623-742 3 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2004-09-16   
623-742 4 Phoenix AZ TLSNAZMADS0  9636 QWEST CORPORATION 666      
623-742 5 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2005-04-01   
623-742 6 Phoenix AZ NWRVAZMADS0  9636 QWEST CORPORATION 666      
623-742 7 Phoenix AZ NWRVAZMADS0  9636 QWEST CORPORATION 666      
623-742 8 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2005-04-01   
623-742 9 Phoenix AZ TLSNAZMADS0  9636 QWEST CORPORATION 666      
623-745 A Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666      
623-745 0 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-12-22   
623-745 1 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-12-22   
623-745 2 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-02-19   
623-745 3 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2015-11-12   
623-745 4 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2019-03-06   
623-745 5 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2016-01-07   
623-745 6 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2016-02-09   
623-745 7 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-11-13   
623-745 8 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-02-19   
623-745 9 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-02-19   
623-748 A Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
623-748 0 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2005-01-20   
623-748 1 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2005-02-05   
623-748 2 Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666   2006-08-31   

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

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