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: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-383 A Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666      
623-383 0 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2014-02-22   
623-383 1 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2013-12-09   
623-383 2 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2013-05-03   
623-383 3 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2013-06-13   
623-383 4 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2013-06-13   
623-383 5 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2013-06-13   
623-383 6 Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666   2012-11-29   
623-383 7 Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666   2012-11-29   
623-383 8 Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666   2012-11-29   
623-383 9 Phoenix AZ PHNAAZ55DS1  4793 XO ARIZONA, INC. 666   2012-11-29   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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