Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: VTVLCAXAX0Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
442-421 A Lake Isabella CA 624H ONVOY SPECTRUM, LLC 730      
442-425 A Victorville: Victorville DA CA 624H ONVOY SPECTRUM, LLC 730      
442-426 A Wrightwood: Wrightwood DA CA 624H ONVOY SPECTRUM, LLC 730      
442-445 A Bishop CA 624H ONVOY SPECTRUM, LLC 730      
442-447 A Boron CA 624H ONVOY SPECTRUM, LLC 730      
442-448 A Lenwood CA 624H ONVOY SPECTRUM, LLC 730      
760-971 A Palo Verde CA 624H ONVOY SPECTRUM, LLC 730      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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