Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-385 A Edwards CA BKFDCA01WMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734      
661-385 0 Edwards CA   073H TELNYX LLC 734   2021-12-12   
661-385 1 Edwards CA   624H ONVOY SPECTRUM, LLC 734   2024-01-05   
661-385 2 Edwards CA   073H TELNYX LLC 734   2018-07-06   
661-385 6 Edwards CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 734   2010-05-28   

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

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