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: BKFDCA01VMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-220 A Arvin CA 6529 T-MOBILE USA, INC. 734      
661-221 A Mojave CA 6529 T-MOBILE USA, INC. 734      
661-292 A Shafter CA 6529 T-MOBILE USA, INC. 734      
661-293 A Taft CA 6529 T-MOBILE USA, INC. 734      
661-300 A Tehachapi CA 6529 T-MOBILE USA, INC. 734      
661-314 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734      
661-346 A Bakersfield: Main DA CA 5562 METRO PCS, INC. 734      
661-416 A Arvin CA 6529 T-MOBILE USA, INC. 734      
661-421 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734      
661-440 A Bakersfield: Main DA CA 5562 METRO PCS, INC. 734      
661-444 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734      
661-447 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734      
661-472 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734      
661-497 A Bakersfield: Main DA CA 5562 METRO PCS, INC. 734      
661-545 A Delano CA 6529 T-MOBILE USA, INC. 734      
661-606 A Arvin CA 6529 T-MOBILE USA, INC. 734      
661-690 A Delano CA 6529 T-MOBILE USA, INC. 734      
661-709 A Delano CA 6529 T-MOBILE USA, INC. 734      
661-735 A Bakersfield: South DA CA 6529 T-MOBILE USA, INC. 734      
661-759 A Wasco CA 5562 METRO PCS, INC. 734      
661-770 A Taft CA 6529 T-MOBILE USA, INC. 734      
661-825 A Tehachapi CA 6529 T-MOBILE USA, INC. 734      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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