Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 971

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-971 A Placerville: West DA CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
530-971 0 Placerville: West DA CA   624H ONVOY SPECTRUM, LLC 726   2023-12-29   
530-971 1 Placerville: West DA CA   649C ONVOY, LLC - CA 726   2024-02-26   
530-971 2 Placerville: West DA CA   649C ONVOY, LLC - CA 726   2024-02-26   
530-971 3 Placerville: West DA CA   649C ONVOY, LLC - CA 726   2024-02-26   
530-971 7 Placerville: West DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2025-09-10   
530-971 9 Placerville: West DA CA   6529 T-MOBILE USA, INC. 726   2023-10-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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