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: 598

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-598 A Nicasio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-598 0 Nicasio CA   981E BANDWIDTH.COM CLEC, LLC - CA 722      
415-598 1 Nicasio CA   649C ONVOY, LLC - CA 722      
415-598 2 Nicasio CA   649C ONVOY, LLC - CA 722      
415-598 3 Nicasio CA   073H TELNYX LLC 722   2021-02-25   
415-598 4 Nicasio CA   624H ONVOY SPECTRUM, LLC 722   2022-05-23   
415-598 5 Nicasio CA   649C ONVOY, LLC - CA 722   2005-12-09   
415-598 6 Nicasio CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2009-10-01   
415-598 7 Nicasio CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-08-23   
415-598 8 Nicasio CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-12-13   
415-598 9 Nicasio CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-08-23   

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

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