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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-933 A Bakersfield: North DA CA BKFDCAKTX6X  965H FRACTEL, LLC 734      
661-933 0 Bakersfield: North DA CA BKFDCA11X7X  624H ONVOY SPECTRUM, LLC 734   2021-12-08   
661-933 1 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 2 Bakersfield: North DA CA BKFDCAKTX7X  516J TON80 COMMUNICATIONS, LLC 734   2021-10-07   
661-933 3 Bakersfield: North DA CA BKFDCAKTX6X  965H FRACTEL, LLC 734   2021-09-12   
661-933 4 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 5 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 6 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 7 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 8 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2023-02-05   
661-933 9 Bakersfield: North DA CA BKFDCA11X7X  624H ONVOY SPECTRUM, LLC 734   2022-03-21   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.