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: 745

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
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   

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

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