Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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      
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      
661-464 6 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730      
661-464 7 Lake Hughes CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-464 8 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730      
661-464 9 Lake Hughes CA LSANCARCY1X  321J HD CARRIER LLC 730      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.