Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-458 A San Rafael CA SNRFCA01DS0  9740 PACIFIC BELL 722      
415-458 0 San Rafael CA   9740 PACIFIC BELL 722      
415-458 1 San Rafael CA   9740 PACIFIC BELL 722      
415-458 2 San Rafael CA   9740 PACIFIC BELL 722      
415-458 3 San Rafael CA   9740 PACIFIC BELL 722      
415-458 4 San Rafael CA   9740 PACIFIC BELL 722      
415-458 5 San Rafael CA   9740 PACIFIC BELL 722      
415-458 6 San Rafael CA   649C ONVOY, LLC - CA 722   2023-05-07   
415-458 7 San Rafael CA   9740 PACIFIC BELL 722      
415-458 8 San Rafael CA   9740 PACIFIC BELL 722      
415-458 9 San Rafael CA   624H ONVOY SPECTRUM, LLC 722   2025-05-16   

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

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