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.

Wasco, CA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-772 A BKFDCA12DS1  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734      
661-772 0 BKFDCA11XMD  508J CENTURYLINK COMMUNICATIONS, LLC 734   2015-05-05   
661-772 1 BKFDCA12DS1  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 734      
661-772 2 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2014-11-28   
661-772 3 BKFDCA01VMD  5562 METROPCS, INC. 734   2012-03-22   
661-772 4 BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2015-10-09   
661-772 5 BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734   2005-12-05   
661-772 6 BKFDCA01VMD  5562 METROPCS, INC. 734   2016-07-31   
661-772 7 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2009-01-15   
661-772 8 BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734   2012-09-14   
661-772 9 BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2015-05-24   
661-884 A BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-884 0 BKFDCAKTOMD  073H TELNYX LLC 734   2019-12-03   
661-884 1 BKFDCA01VMD  5562 METROPCS, INC. 734   2020-08-15   
661-884 2 BKFDCA01VMD  5562 METROPCS, INC. 734   2020-11-14   
661-884 3 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-07-22   
661-884 4   649C ONVOY, LLC - CA 734   2024-03-12   
661-884 5 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-07-22   
661-884 6 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2020-05-04   
661-884 7 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2021-07-22   
661-884 8 BKFDCA11GMD  649C ONVOY, LLC - CA 734   2019-12-02   
661-884 9 BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2021-06-06   

<< 1 2

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.