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: 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
661-610 7 Bakersfield: Main DA CA BKFDCA01WMD  734   2022-08-26   
661-617 5 Bakersfield: South DA CA BKFDCA01WMD  734   2009-07-11   
661-638 6 Bakersfield: Main DA CA BKFDCA01WMD  734   2019-09-20   
661-666 9 Santa Clarita: Newhall-Castaic DA CA LSANCA03DS3  730   2014-04-03   
661-667 2 McFarland CA BKFDCA01WMD  734   2015-01-05   
661-678 1 Santa Clarita: Newhall-Castaic DA CA LSANCA03DS3  730   2010-03-12   
661-688 7 Bakersfield: Main DA CA BKFDCA01WMD  734   2021-09-13   
661-694 6 Bakersfield: North DA CA   734   2023-04-30   
661-754 7 Mojave CA BKFDCA01WMD  734   2020-07-06   
661-768 6 Taft CA BKFDCA01WMD  734   2012-11-19   
661-771 4 Tehachapi CA BKFDCA01WMD  734   2016-04-08   
661-771 8 Tehachapi CA BKFDCA01WMD  734   2014-10-01   
661-772 8 Wasco CA BKFDCA01WMD  734   2012-09-14   
661-786 8 Santa Clarita: Saugus Canyon Country DA CA SHOKCA02IMD  730   2019-10-25   
661-802 A Lancaster CA LSAGCAJNDS0  730      
661-802 0 Lancaster CA LSAGCAJNDS0  730      
661-825 2 Tehachapi CA BKFDCA01WMD  734      
661-839 A Palmdale: Palmdale DA CA LSANCA03DS3  730      
661-839 0 Palmdale: Palmdale DA CA LSANCA03DS3  730      
661-839 1 Palmdale: Palmdale DA CA LSANCA03DS3  730      
661-885 3 Bakersfield: South DA CA BKFDCA01WMD  734   2005-07-07   
661-888 6 Santa Clarita: Newhall-Castaic DA CA SHOKCA02IMD  730   2019-02-15   
661-888 7 Santa Clarita: Newhall-Castaic DA CA SHOKCA02IMD  730   2019-11-02   
661-912 A Bakersfield: Main DA CA BKFDCA01WMD  734      
661-912 0 Bakersfield: Main DA CA BKFDCA01WMD  734      
661-932 9 Bakersfield: Main DA CA BKFDCA01WMD  734      
661-998 A Palmdale: Palmdale DA CA LSANCA03DS3  730      
661-998 2 Palmdale: Palmdale DA CA LSANCA03DS3  730      
714-230 2 Westminster CA ANHMCA01DS3  730   2001-07-28   
714-338 A Santa Ana CA LSAGCAJNDS0  730      
714-338 0 Santa Ana CA LSAGCAJNDS0  730      
714-338 1 Santa Ana CA LSAGCAJNDS0  730      
714-338 2 Santa Ana CA LSAGCAJNDS0  730      
714-338 3 Santa Ana CA LSAGCAJNDS0  730      
714-338 4 Santa Ana CA LSAGCAJNDS0  730      
714-338 5 Santa Ana CA LSAGCAJNDS0  730      
714-338 6 Santa Ana CA LSAGCAJNDS0  730      
714-338 7 Santa Ana CA LSAGCAJNDS0  730      
714-371 A Santa Ana CA ANHMCA01DS3  730      
714-371 1 Santa Ana CA ANHMCA01DS3  730      
714-371 2 Santa Ana CA ANHMCA01DS3  730      
714-371 4 Santa Ana CA ANHMCA01DS3  730      
714-371 9 Santa Ana CA ANHMCA01DS3  730      
714-410 3 Anaheim CA SHOKCA02IMD  730   2020-04-03   
714-450 A Orange CA ANHMCA01DS3  730      
714-450 1 Orange CA ANHMCA01DS3  730      
714-450 4 Orange CA ANHMCA01DS3  730      
714-450 9 Orange CA ANHMCA01DS3  730      
714-459 A Fullerton CA ANHMCA01DS3  730      
714-459 0 Fullerton CA ANHMCA01DS3  730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 >>

Last updated: Sun, 30 Apr 2023 22:01:48 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.