Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SNFCCA21XNZ

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-492 4 Pittsburg CA 624H ONVOY SPECTRUM, LLC 722   2021-12-10   
925-492 5 Pittsburg CA 624H ONVOY SPECTRUM, LLC 722   2021-12-10   
925-496 2 Concord CA 624H ONVOY SPECTRUM, LLC 722   2022-08-13   
925-496 3 Concord CA 624H ONVOY SPECTRUM, LLC 722   2022-08-13   
925-496 5 Concord CA 624H ONVOY SPECTRUM, LLC 722   2022-02-26   
925-515 0 Concord CA 624H ONVOY SPECTRUM, LLC 722   2021-11-14   
925-515 7 Concord CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-515 8 Concord CA 624H ONVOY SPECTRUM, LLC 722   2022-01-11   
925-517 4 Pittsburg West CA 624H ONVOY SPECTRUM, LLC 722   2021-12-10   
925-568 3 Sunol CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-578 5 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-599 5 Livermore CA 624H ONVOY SPECTRUM, LLC 722   2021-11-19   
925-599 6 Livermore CA 624H ONVOY SPECTRUM, LLC 722   2021-11-19   
925-664 4 Pittsburg West CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-722 7 Walnut Creek CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-722 8 Walnut Creek CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-722 9 Walnut Creek CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-744 2 Walnut Creek CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-799 5 Pittsburg CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-834 1 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-11-21   
925-834 2 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-11-21   
925-834 3 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-11-21   
925-834 4 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-11-21   
925-834 5 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-11-21   
925-835 8 Sunol CA 624H ONVOY SPECTRUM, LLC 722   2021-11-08   
925-860 0 Sunol CA 624H ONVOY SPECTRUM, LLC 722   2021-11-08   
925-877 3 Antioch CA 624H ONVOY SPECTRUM, LLC 722   2021-07-24   
925-880 1 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-880 3 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-880 5 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-880 6 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-880 7 East Contra Costa CA 624H ONVOY SPECTRUM, LLC 722   2021-11-18   
925-995 A Concord CA 624H ONVOY SPECTRUM, LLC 722   2024-03-08   
925-995 0 Concord CA 624H ONVOY SPECTRUM, LLC 722   2024-03-08   
925-995 1 Concord CA 624H ONVOY SPECTRUM, LLC 722   2024-03-08   
925-995 2 Concord CA 624H ONVOY SPECTRUM, LLC 722   2024-03-08   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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