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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: PHNXAZMAXMD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
623-373 8 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2026-06-15   
623-373 9 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2026-06-15   
623-387 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-387 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-387 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-05-20   
623-396 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-396 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-11-03   
623-396 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-11-03   
623-396 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-11-03   
623-396 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-02-03   
623-396 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-02-03   
623-398 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-05-02   
623-398 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-05-02   
623-418 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-419 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-419 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-03-30   
623-419 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-03-30   
623-419 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-05-02   
623-419 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-05-02   
623-419 8 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2012-05-02   
623-456 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-07-01   
623-456 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-07-01   
623-456 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-07-01   
623-456 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-07-01   
623-456 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2025-07-01   
623-466 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-10-21   
623-466 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-10-21   
623-466 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-11-05   
623-466 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-12-06   
623-498 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-498 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-06-14   
623-498 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-498 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-498 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-498 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-498 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-498 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-523 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-06-21   
623-523 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-06-21   
623-523 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-09-30   
623-523 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-09-30   
623-523 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-09-30   
623-523 9 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-09-30   
623-581 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2026-02-28   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.