Local Calling Guide

Area code/prefix search

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OCN: 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
341-223 9 Oakland: Alameda DA CA SNJUCACLDS1  722   2023-01-03   
341-234 8 Oakland: Alameda DA CA SNJUCACLDS1  722   2021-06-05   
341-254 6 Oakland: Berkeley DA CA SNJUCACLDS1  722   2024-11-19   
341-259 8 El Sobrante-Pinole CA SNJUCACLDS1  722   2025-03-20   
341-261 0 Fremont-Newark: Greenleaf DA CA SNJUCACLDS1  722   2026-05-15   
341-333 7 Oakland: Berkeley DA CA SNJUCACLDS1  722   2020-04-02   
341-441 8 Oakland: Main-Piedmont DA CA SNJUCACLDS1  722   2022-07-22   
341-441 9 Oakland: Main-Piedmont DA CA SNJUCACLDS1  722   2022-03-08   
341-587 9 Fremont-Newark: Greenleaf DA CA SNJUCACLDS1  722   2021-10-24   
341-666 0 Oakland: Trinidad DA CA SNJUCACLDS1  722   2020-09-09   
341-766 0 Oakland: Berkeley DA CA SNJUCACLDS1  722   2020-09-09   
341-786 9 Fremont-Newark: Main DA CA SNJUCACLDS1  722   2022-06-10   
341-837 9 El Sobrante-Pinole CA SNJUCACLDS1  722   2022-03-13   
341-895 4 Oakland: Alameda DA CA SNJUCACLDS1  722   2020-11-07   
341-900 7 Crockett CA SNJUCACLDS1  722   2021-12-19   
350-200 9 Lodi CA SKTNCACZDS2  738   2023-03-19   
350-201 9 Wallace CA SKTNCACZDS2  738   2022-12-02   
350-202 9 Thornton CA SKTNCACZDS2  738   2023-01-01   
350-204 6 Atwater CA SKTNCACZDS2  738   2023-03-20   
350-205 9 Planada CA SKTNCACZDS2  738   2023-04-15   
350-208 7 Knights Ferry CA SKTNCACZDS2  738   2025-04-17   
350-209 A Valley Springs CA SKTNCACZDS2  738      
350-209 9 Valley Springs CA SKTNCACZDS2  738   2023-06-22   
350-212 2 Sutter Creek CA SKTNCACZDS2  738   2024-02-24   
350-213 9 Linden CA SKTNCACZDS2  738   2024-02-24   
350-222 6 Hughson CA SKTNCACZDS2  738   2024-12-13   
350-222 9 Hughson CA SKTNCACZDS2  738   2022-12-05   
350-234 0 Jackson CA SKTNCACZDS2  738   2025-02-23   
350-254 3 Tracy CA   738   2026-10-22   
350-305 9 Yosemite CA SKTNCACZDS2  738   2022-12-04   
350-333 5 Newman CA SKTNCACZDS2  738   2025-06-27   
350-333 9 Newman CA SKTNCACZDS2  738   2022-12-05   
350-444 9 Snelling CA SKTNCACZDS2  738   2023-02-06   
350-630 3 Riverbank CA SKTNCACZDS2  738   2025-02-24   
350-666 2 San Andreas CA SKTNCACZDS2  738   2025-10-04   
350-666 9 San Andreas CA SKTNCACZDS2  738   2022-12-05   
350-777 9 Galt CA SKTNCACZDS2  738   2023-03-19   
350-888 9 Groveland CA SKTNCACZDS2  738   2022-12-05   
350-900 7 Tracy CA SKTNCACZDS2  738   2024-02-20   
350-930 9 Turlock CA SKTNCACZDS2  738   2024-02-20   
350-960 5 Waterford: Main DA CA   738   2026-10-22   
350-960 9 Waterford: Main DA CA SKTNCACZDS2  738   2024-02-20   
350-999 8 Gustine CA SKTNCACZDS2  738   2022-12-05   
369-200 6 Dixon CA SCRMCA01X7Z  726   2024-03-18   
369-203 9 Bridgeville CA SNJUCACLDS1  722   2024-05-10   
369-206 6 Miranda CA SNJUCACLDS1  722   2025-02-23   
369-206 8 Miranda CA SNJUCACLDS1  722   2024-06-20   
369-206 9 Miranda CA SNJUCACLDS1  722   2024-02-17   
369-213 4 Healdsburg CA SNJUCACLDS1  722   2024-11-02   
369-213 7 Healdsburg CA SNJUCACLDS1  722   2024-06-14   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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