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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
209-980 5 Milton CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2021-12-19   
209-980 8 Milton CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-03-19   
209-989 6 Moccasin CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-02-26   
209-997 7 Farmington CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-10-19   
209-998 7 Manteca CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2021-11-21   
350-200 9 Lodi CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-03-19   
350-201 9 Wallace CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-02   
350-202 9 Thornton CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-01-01   
350-204 6 Atwater CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-03-20   
350-205 9 Planada CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-04-15   
350-209 A Valley Springs CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738      
350-209 9 Valley Springs CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-06-22   
350-212 2 Sutter Creek CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-02-24   
350-213 9 Linden CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-02-24   
350-222 6 Hughson CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-12-13   
350-222 9 Hughson CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-05   
350-305 9 Yosemite CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-04   
350-333 9 Newman CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-05   
350-444 9 Snelling CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-02-06   
350-666 9 San Andreas CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-05   
350-777 9 Galt CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2023-03-19   
350-888 9 Groveland CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-05   
350-900 7 Tracy CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-02-20   
350-930 9 Turlock CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-02-20   
350-960 9 Waterford: Main DA CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2024-02-20   
350-999 8 Gustine CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2022-12-05   
559-223 9 Chowchilla CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2015-01-22   
559-775 9 Chowchilla CA 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2016-12-08   

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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