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: 338

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-338 A Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-338 0 Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-338 1 Lake Hughes CA LSANCAJW6MD  073H TELNYX LLC 730      
661-338 2 Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-338 3 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-338 4 Lake Hughes CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-338 5 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-338 6 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-338 7 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-338 8 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730      
661-338 9 Lake Hughes CA   145J TERRA NOVA TELECOM INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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