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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-412 A Bakersfield: South DA CA BKFDCA01UMD  516C AT&T CORP. 734   2008-05-24   
661-412 0 Bakersfield: South DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2008-09-18   
661-412 1 Bakersfield: South DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734   2008-09-05   
661-412 2 Bakersfield: South DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-412 3 Bakersfield: South DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-412 4 Bakersfield: South DA CA   337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2008-12-19   
661-412 5 Bakersfield: South DA CA   9740 PACIFIC BELL 734   2008-11-10   
661-412 6 Bakersfield: South DA CA   9740 PACIFIC BELL 734   2009-02-16   
661-412 7 Bakersfield: South DA CA   516C AT&T CORP. 734   2008-05-24   
661-412 8 Bakersfield: South DA CA   516C AT&T CORP. 734   2010-05-27   
661-412 9 Bakersfield: South DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734   2010-12-25   

Last updated: Sun, 29 Sep 2019 14:17:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.