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: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
480-663 A Phoenix AZ SCDLAZMADS0  9636 QWEST CORPORATION 666      
480-663 0 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 1 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 2 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 3 Phoenix AZ   318J COMCAST IP PHONE, LLC 666   2003-11-05   
480-663 4 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 5 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 6 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 7 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 8 Phoenix AZ   9636 QWEST CORPORATION 666      
480-663 9 Phoenix AZ   9636 QWEST CORPORATION 666      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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