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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
623-305 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 8 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-305 9 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-04-23   
623-306 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-12-22   
623-306 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-12-22   
623-306 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2023-12-22   
623-308 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-12-22   
623-308 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-12-22   
623-308 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-12-22   
623-308 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-01-31   
623-308 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-01-31   
623-309 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-07-06   
623-313 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-313 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-05-28   
623-313 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-06-12   
623-313 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-06-12   
623-324 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-07-06   
623-324 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2024-07-06   
623-329 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
623-336 0 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 1 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 2 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 3 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 4 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 5 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-05-27   
623-336 8 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-336 9 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2010-07-23   
623-337 6 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-09-25   
623-337 7 Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-09-25   
623-363 A Phoenix AZ 6010 NEW CINGULAR WIRELESS PCS, LLC 666      
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   

<< 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 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.