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: BKFDCA11X5X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-242 5 Lebec CA 073H TELNYX LLC 734   2021-12-12   
661-271 4 Mojave CA 073H TELNYX LLC 734   2021-03-01   
661-271 8 Mojave CA 073H TELNYX LLC 734   2020-09-05   
661-385 0 Edwards CA 073H TELNYX LLC 734   2021-12-12   
661-413 7 Cuyama CA 073H TELNYX LLC 734   2021-12-12   
661-452 A Berrenda Mesa CA 073H TELNYX LLC 734      
661-452 1 Berrenda Mesa CA 073H TELNYX LLC 734   2018-07-09   
661-453 9 California Hot Springs CA 073H TELNYX LLC 734   2023-06-25   
661-634 8 Bakersfield: Main DA CA 073H TELNYX LLC 734   2021-12-12   
661-749 2 Mojave CA 073H TELNYX LLC 734   2021-11-06   
661-752 8 Rosamond CA 073H TELNYX LLC 734   2020-10-17   

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

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