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: NRFDOHXA46G

Remotes:

Switch Switch name Switch type
HNCKOHXARS1  HINCKLEY  5ER 
PNSLOHXARS1  PENINSULA  5ER 
RCFDOHXARS0  RICHFIELD  DRM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
330-467 A Northfield OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
330-468 A Northfield OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      

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

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