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: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 347

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-347 A Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-347 0 Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-01-15   
661-347 1 Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-23   
661-347 2 Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-23   
661-347 3 Santa Clarita: Saugus Canyon Country DA CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730   2010-03-01   
661-347 4 Santa Clarita: Saugus Canyon Country DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-347 5 Santa Clarita: Saugus Canyon Country DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-04-30   
661-347 6 Santa Clarita: Saugus Canyon Country DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-12-06   
661-347 7 Santa Clarita: Saugus Canyon Country DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-11-17   
661-347 8 Santa Clarita: Saugus Canyon Country DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-06-03   
661-347 9 Santa Clarita: Saugus Canyon Country DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2010-08-18   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.