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: 386

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-386 A Rosamond CA BKFDCA11VMD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 734      
661-386 0 Rosamond CA   776C CHARTER FIBERLINK CA-CCO, LLC - CA 734   2016-12-16   
661-386 1 Rosamond CA   649C ONVOY, LLC - CA 734   2021-07-22   
661-386 2 Rosamond CA   649C ONVOY, LLC - CA 734   2021-07-22   
661-386 3 Rosamond CA   965H FRACTEL, LLC 734   2021-04-26   
661-386 4 Rosamond CA   649C ONVOY, LLC - CA 734   2021-11-14   
661-386 5 Rosamond CA   649C ONVOY, LLC - CA 734   2021-11-14   
661-386 6 Rosamond CA   649C ONVOY, LLC - CA 734   2023-10-30   
661-386 7 Rosamond CA   649C ONVOY, LLC - CA 734   2023-10-30   
661-386 8 Rosamond CA   649C ONVOY, LLC - CA 734   2023-10-30   
661-386 9 Rosamond CA   6010 NEW CINGULAR WIRELESS PCS, LLC 734   2021-04-05   

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

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