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.

Switch: BKFDCA11GMD

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-759 2 Wasco CA 649C ONVOY, LLC - CA 734      
661-760 A Buttonwillow CA 649C ONVOY, LLC - CA 734      
661-760 2 Buttonwillow CA 649C ONVOY, LLC - CA 734   2017-04-04   
661-760 5 Buttonwillow CA 649C ONVOY, LLC - CA 734   2021-07-22   
661-760 6 Buttonwillow CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-760 7 Buttonwillow CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-760 9 Buttonwillow CA 649C ONVOY, LLC - CA 734   2021-10-29   
661-761 A McKittrick CA 649C ONVOY, LLC - CA 734      
661-761 3 McKittrick CA 649C ONVOY, LLC - CA 734   2021-08-13   
661-761 6 McKittrick CA 649C ONVOY, LLC - CA 734   2021-03-04   
661-761 7 McKittrick CA 649C ONVOY, LLC - CA 734   2021-03-04   
661-762 3 McKittrick CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-762 4 McKittrick CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-762 5 McKittrick CA 649C ONVOY, LLC - CA 734   2017-04-04   
661-764 4 Buttonwillow CA 649C ONVOY, LLC - CA 734   2021-04-02   
661-765 8 Taft CA 649C ONVOY, LLC - CA 734   2018-09-24   
661-766 0 Cuyama CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-766 1 Cuyama CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-766 3 Cuyama CA 649C ONVOY, LLC - CA 734   2011-05-22   
661-766 5 Cuyama CA 649C ONVOY, LLC - CA 734   2017-04-04   
661-768 0 Taft CA 649C ONVOY, LLC - CA 734   2018-09-24   
661-768 1 Taft CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-768 2 Taft CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-769 0 Taft CA 649C ONVOY, LLC - CA 734   2021-07-22   
661-769 3 Taft CA 649C ONVOY, LLC - CA 734   2021-11-14   
661-769 4 Taft CA 649C ONVOY, LLC - CA 734   2021-11-14   
661-769 5 Taft CA 649C ONVOY, LLC - CA 734   2017-04-04   
661-771 2 Tehachapi CA 649C ONVOY, LLC - CA 734   2008-06-12   
661-771 3 Tehachapi CA 649C ONVOY, LLC - CA 734   2014-01-07   
661-771 5 Tehachapi CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-771 6 Tehachapi CA 649C ONVOY, LLC - CA 734   2008-06-12   
661-773 2 Walker Basin CA 649C ONVOY, LLC - CA 734   2021-11-16   
661-773 5 Walker Basin CA 649C ONVOY, LLC - CA 734   2021-11-16   
661-776 2 Shafter CA 649C ONVOY, LLC - CA 734   2020-06-08   
661-776 3 Shafter CA 649C ONVOY, LLC - CA 734   2020-06-08   
661-777 2 Lebec CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-777 5 Lebec CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-777 7 Lebec CA 649C ONVOY, LLC - CA 734   2010-10-03   
661-788 4 Bakersfield: South DA CA 649C ONVOY, LLC - CA 734   2021-08-13   
661-797 0 Lost Hills CA 649C ONVOY, LLC - CA 734   2017-04-04   
661-797 1 Lost Hills CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-797 3 Lost Hills CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-800 0 Bakersfield: Main DA CA 649C ONVOY, LLC - CA 734   2010-11-28   
661-825 0 Tehachapi CA 649C ONVOY, LLC - CA 734      
661-825 3 Tehachapi CA 649C ONVOY, LLC - CA 734      
661-825 4 Tehachapi CA 649C ONVOY, LLC - CA 734   2019-02-22   
661-827 2 Bakersfield: South DA CA 649C ONVOY, LLC - CA 734   2008-06-12   
661-840 5 Bakersfield: Main DA CA 649C ONVOY, LLC - CA 734      
661-840 6 Bakersfield: Main DA CA 649C ONVOY, LLC - CA 734      
661-840 8 Bakersfield: Main DA CA 649C ONVOY, LLC - CA 734      

<< 1 2 3 4 5 6 7 8 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.