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: 562 [Rate centres in NPA 562] [Dial plan for NPA 562]

NXX: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-553 A La Habra CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
562-553 0 La Habra CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
562-553 2 La Habra CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-01-05   
562-553 3 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2013-04-05   
562-553 4 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2013-04-05   
562-553 5 La Habra CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-08-31   
562-553 6 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-10-31   
562-553 7 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2016-10-31   
562-553 8 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2020-06-07   
562-553 9 La Habra CA COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2022-01-06   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.