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: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-223 A Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-223 0 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2009-08-28   
623-223 1 Phoenix AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666   2009-09-29   
623-223 2 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2009-10-09   
623-223 3 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2009-10-09   
623-223 4 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2009-10-09   
623-223 5 Phoenix AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2013-10-11   
623-223 6 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2009-10-09   
623-223 7 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-09-08   
623-223 8 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2009-09-08   
623-223 9 Phoenix AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2013-10-11   

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

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