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: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 727

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-727 A Douglas AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-727 0 Douglas AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668   2005-10-15   
520-727 1 Douglas AZ TCSNAZXGAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2013-06-25   
520-727 2 Douglas AZ TCSNAZ64NMD  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668   2008-01-07   
520-727 3 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 4 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 5 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 6 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2012-12-17   
520-727 7 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2007-05-26   
520-727 8 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2013-01-22   
520-727 9 Douglas AZ TCSNAZMAXHX  630E ONVOY, LLC - AZ 668   2013-01-22   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.