Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 820 [Rate centres in NPA 820] [Dial plan for NPA 820]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
820-777 A Santa Paula CA LSANCAJWIMD  965H FRACTEL, LLC 730      
820-777 0 Santa Paula CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-04-05   
820-777 1 Santa Paula CA   649C ONVOY, LLC - CA 730   2021-07-28   
820-777 2 Santa Paula CA   649C ONVOY, LLC - CA 730   2024-05-23   
820-777 3 Santa Paula CA   649C ONVOY, LLC - CA 730   2021-07-28   
820-777 4 Santa Paula CA   649C ONVOY, LLC - CA 730   2021-07-28   
820-777 5 Santa Paula CA   649C ONVOY, LLC - CA 730   2021-07-28   
820-777 6 Santa Paula CA   649C ONVOY, LLC - CA 730   2025-10-13   
820-777 7 Santa Paula CA   965H FRACTEL, LLC 730   2019-03-21   
820-777 8 Santa Paula CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2020-04-08   
820-777 9 Santa Paula CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-06-08   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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