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: 568

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
562-568 A Pico Rivera CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
562-568 0 Pico Rivera CA   624H ONVOY SPECTRUM, LLC 730   2025-05-16   
562-568 2 Pico Rivera CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
562-568 3 Pico Rivera CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-05-06   
562-568 5 Pico Rivera CA   649C ONVOY, LLC - CA 730   2019-03-31   
562-568 6 Pico Rivera CA   6529 T-MOBILE USA, INC. 730   2016-10-14   
562-568 7 Pico Rivera CA   649C ONVOY, LLC - CA 730   2019-03-31   
562-568 8 Pico Rivera CA   649C ONVOY, LLC - CA 730   2019-03-31   
562-568 9 Pico Rivera CA   649C ONVOY, LLC - CA 730   2019-03-31   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.