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: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-348 A Upper Lake CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-348 0 Upper Lake CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-348 1 Upper Lake CA   145J TERRA NOVA TELECOM INC. 722      
707-348 2 Upper Lake CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
707-348 3 Upper Lake CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-348 4 Upper Lake CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-348 5 Upper Lake CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-348 6 Upper Lake CA SNJUCACL3MD  073H TELNYX LLC 722      
707-348 7 Upper Lake CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-348 8 Upper Lake CA   593K MCC TELEPHONY LLC 722      
707-348 9 Upper Lake CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.