Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Richmond, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
510-994 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2020-08-05   
510-994 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-01-23   
510-994 3 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-03-02   
510-994 4 SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2020-06-15   
510-994 5 SNJUCACL2MD  197D VONAGE AMERICA LLC 722   2020-06-15   
510-994 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2020-01-20   
510-994 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2020-01-20   
510-994 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2019-10-22   
510-994 9 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2019-10-22   

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

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