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.
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Switch: RIVSCAXFDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
707-374 A Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 0 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 1 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 2 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 3 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 4 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 5 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 6 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 7 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-374 9 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      
707-375 1 Rio Vista CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 722      

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

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