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

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
661-978 8 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-978 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 A Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 0 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 1 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 2 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 3 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 5 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 6 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 7 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 8 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-979 9 Bakersfield: Main DA CA 5562 METROPCS, INC. 734      
661-996 A Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2024-03-28   
661-996 9 Bakersfield: Main DA CA 6529 T-MOBILE USA, INC. 734   2024-03-28   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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