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: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-255 A St Gabriel LA STGBLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 492      
225-255 0 St Gabriel LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2008-12-18   
225-255 1 St Gabriel LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2011-07-30   
225-255 2 St Gabriel LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2011-08-25   
225-255 3 St Gabriel LA BTRGLAGWXEY  153F BANDWIDTH.COM CLEC, LLC - LA 492   2012-11-12   
225-255 4 St Gabriel LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492   2020-01-05   
225-255 5 St Gabriel LA BTRGLAMAXMZ  516C AT&T CORP. 492   2010-12-27   
225-255 6 St Gabriel LA BTRGLAGWFMD  749E ONVOY, LLC - LA 492   2020-06-27   
225-255 7 St Gabriel LA BTRGLAGWXIY  0893 US LEC COMMUNICATIONS, INC. - LA 492   2013-08-30   
225-255 8 St Gabriel LA STGBLAMARS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 492   2005-09-20   
225-255 9 St Gabriel LA GNZLLAXADS4  8839 ADVANCED TEL., INC. - LA 492   2012-05-11   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.