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: 225 [Rate centres in NPA 225] [Dial plan for NPA 225]

NXX: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-570 A Zachary LA BTRGLAGWX0X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 492      
225-570 0 Zachary LA BTRGLAGWX3Y  181D HUNT TELECOMMUNICATIONS, LLC - LA 492   2016-07-26   
225-570 1 Zachary LA BTRGLAGWX0X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 492   2005-02-11   
225-570 2 Zachary LA BTRGLAGWXYZ  318J COMCAST IP PHONE LLC 492   2004-08-01   
225-570 3 Zachary LA BTRGLAMADS1  7421 AT&T - LOCAL 492   2004-02-24   
225-570 4 Zachary LA BTRGLAGWX0X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 492      
225-570 5 Zachary LA BTRGLAGWXCY  653C TELEPORT COMMUNICATIONS AMERICA LA - LLC 492   2014-05-22   
225-570 6 Zachary LA BTRGLAGWX0X  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 492   2006-04-27   
225-570 7 Zachary LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2016-09-08   
225-570 8 Zachary LA BTRGLAGWXYZ  318J COMCAST IP PHONE LLC 492   2007-06-18   
225-570 9 Zachary LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2018-11-01   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.