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: 464

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-464 A Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2024-01-23   
661-464 0 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-464 1 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-464 2 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2020-11-14   
661-464 3 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-464 5 Lake Hughes CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-03-31   
661-464 6 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730   2016-06-11   
661-464 7 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2013-09-22   
661-464 8 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730   2016-06-11   
661-464 9 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730   2016-06-11   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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