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.
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Switch: BKFDCAKT1KD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-215 A Bakersfield: North DA CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-217 A Buttonwillow CA 6906 AMERICAN MESSAGING SERVICES, LLC 734      
661-226 A Arvin CA 6906 AMERICAN MESSAGING SERVICES, LLC 734      
661-318 A Bakersfield: Main DA CA 6967 33 WIRELESS INC. 734      
661-329 A Bakersfield: Main DA CA 6630 USA MOBILITY WIRELESS, INC. 734      
661-427 A Bakersfield: Main DA CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-641 A Edwards CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-840 A Bakersfield: Main DA CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-843 A Bakersfield: Main DA CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-846 A Bakersfield: Main DA CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      
661-999 A Edwards CA 7379 MATRIX TELECOM, LLC. SII TNCI - CA 734      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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