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.

Fremont-Newark: Oliver DA, CA

<< 1 2 3 4 5

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
510-983 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-983 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-983 1 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
510-983 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-983 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
510-983 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-983 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-983 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-983 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-983 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-983 9 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      

<< 1 2 3 4 5

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.