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.

NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]

Region: AZ

OCN: 587F BANDWIDTH.COM CLEC, LLC - AZ

<< 1 2 3

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
623-473 5 Phoenix AZ PHNXAZMAXQX  666   2019-07-13   
623-473 6 Phoenix AZ PHNXAZMAXQX  666   2019-07-13   
623-473 7 Phoenix AZ PHNXAZMAXQX  666   2019-07-13   
623-473 9 Phoenix AZ PHNXAZMAXQX  666   2018-11-17   
623-562 0 Phoenix AZ PHNXAZMAXQX  666   2017-11-23   
623-562 1 Phoenix AZ PHNXAZMAXQX  666   2017-11-23   
623-562 2 Phoenix AZ PHNXAZMAXQX  666   2017-11-23   
623-562 3 Phoenix AZ PHNXAZMAXQX  666   2017-11-23   
623-562 5 Phoenix AZ PHNXAZMAXQX  666   2017-11-23   
623-562 8 Phoenix AZ PHNXAZMAXQX  666   2019-03-06   
623-562 9 Phoenix AZ PHNXAZMAXQX  666   2019-03-06   
623-688 0 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-688 1 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-688 2 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-688 3 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-688 5 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-688 8 Phoenix AZ PHNXAZMAXQX  666   2010-05-02   
623-696 0 Phoenix AZ PHNXAZMAXQX  666   2011-01-21   
623-738 4 Phoenix AZ PHNXAZMAXQX  666   2010-05-09   
623-738 5 Phoenix AZ PHNXAZMAXQX  666   2010-05-09   
623-738 6 Phoenix AZ PHNXAZMAXQX  666   2010-05-09   
623-745 4 Phoenix AZ PHNXAZMAXQX  666   2019-03-06   
623-850 1 Phoenix AZ PHNXAZMAXQX  666   2010-05-02   
623-850 3 Phoenix AZ PHNXAZMAXQX  666   2010-04-25   
623-850 4 Phoenix AZ PHNXAZMAXQX  666   2010-05-02   
623-850 8 Phoenix AZ PHNXAZMAXQX  666   2010-05-02   
623-980 3 Phoenix AZ PHNXAZMAXQX  666   2010-05-02   

<< 1 2 3

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.