Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 480 [Rate centres in NPA 480] [Dial plan for NPA 480]

NXX: 437

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
480-437 A Phoenix AZ CVCKAZMADS0  9636 QWEST CORPORATION 666      
480-437 0 Phoenix AZ PHNXAZMACM6  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-02-13   
480-437 1 Phoenix AZ CVCKAZMADS0  9636 QWEST CORPORATION 666      
480-437 2 Phoenix AZ CVCKAZMADS0  9636 QWEST CORPORATION 666      
480-437 3 Phoenix AZ CVCKAZMADS0  9636 QWEST CORPORATION 666      
480-437 4 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2004-11-12   
480-437 5 Phoenix AZ TEMPAZMADS0  9636 QWEST CORPORATION 666      
480-437 6 Phoenix AZ TEMPAZMADS0  9636 QWEST CORPORATION 666      
480-437 7 Phoenix AZ TEMPAZMADS0  9636 QWEST CORPORATION 666      
480-437 8 Phoenix AZ TEMPAZMADS0  9636 QWEST CORPORATION 666      
480-437 9 Phoenix AZ CVCKAZMADS0  9636 QWEST CORPORATION 666      

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

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