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: 284

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-284 A Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
623-284 0 Phoenix AZ PHNAAZGY3MD  073H TELNYX LLC 666   2022-04-25   
623-284 1 Phoenix AZ PHNAAZGY3MD  073H TELNYX LLC 666   2022-04-25   
623-284 2 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2022-04-25   
623-284 3 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2023-11-21   
623-284 4 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   
623-284 5 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   
623-284 6 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   
623-284 7 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   
623-284 8 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   
623-284 9 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-04-24   

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

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