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: 261

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-261 A Downey CA LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2024-01-23   
562-261 0 Downey CA   649C ONVOY, LLC - CA 730      
562-261 1 Downey CA   649C ONVOY, LLC - CA 730      
562-261 2 Downey CA   649C ONVOY, LLC - CA 730      
562-261 3 Downey CA   6529 T-MOBILE USA, INC. 730   2003-10-14   
562-261 4 Downey CA   6529 T-MOBILE USA, INC. 730   2003-10-14   
562-261 5 Downey CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-11-23   
562-261 6 Downey CA   6529 T-MOBILE USA, INC. 730   2004-01-18   
562-261 7 Downey CA   6529 T-MOBILE USA, INC. 730   2004-01-18   
562-261 8 Downey CA   649C ONVOY, LLC - CA 730      
562-261 9 Downey CA   981E BANDWIDTH.COM CLEC, LLC - CA 730      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.