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: BKFDCA01X2X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-232 A Mojave CA 6529 T-MOBILE USA, INC. 734      
661-232 3 Mojave CA 6529 T-MOBILE USA, INC. 734   2021-08-24   
661-232 4 Mojave CA 6529 T-MOBILE USA, INC. 734   2021-08-24   
661-232 8 Mojave CA 6529 T-MOBILE USA, INC. 734   2009-06-11   
661-247 A Arvin CA 6529 T-MOBILE USA, INC. 734      
661-247 3 Arvin CA 6529 T-MOBILE USA, INC. 734   2010-01-28   
661-247 5 Arvin CA 6529 T-MOBILE USA, INC. 734   2006-02-27   
661-247 7 Arvin CA 6529 T-MOBILE USA, INC. 734   2008-01-05   
661-247 9 Arvin CA 6529 T-MOBILE USA, INC. 734   2007-02-08   
661-594 A Shafter CA 6529 T-MOBILE USA, INC. 734      
661-594 9 Shafter CA 6529 T-MOBILE USA, INC. 734   2022-11-05   

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

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