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: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-306 A Annapolis CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-306 0 Annapolis CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
707-306 1 Annapolis CA   515J IP HORIZON LLC 722      
707-306 2 Annapolis CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-306 3 Annapolis CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-306 4 Annapolis CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-306 5 Annapolis CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722      
707-306 6 Annapolis CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-306 7 Annapolis CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-306 8 Annapolis CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-306 9 Annapolis CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.