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.

OCN: 3662 PACIFIC CENTREX SERVICES, INC. - CA

<< 1 2 3 4

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
951-582 6 Corona CA LSAJCAWZDS2  730   2006-06-28   
951-638 8 Temescal Canyon CA LSAJCAWZDS2  730   2006-06-17   
951-710 2 Arlington CA LSAJCAWZDS2  730   2006-06-17   
951-848 5 Riverside CA LSAJCAWZDS2  730   2006-06-16   

<< 1 2 3 4

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.