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.

Switch: PLCDCAXFDS0

Remotes:

Switch Switch name Switch type
PYCKCAXFRS0  PAYNES CREEK  DC1 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
530-547 A Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 0 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 1 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 2 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 3 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 4 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 5 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 7 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      
530-547 9 Millville CA 2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 724      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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