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: ASHTOHXA99C

Remotes:

Switch Switch name Switch type
ASBGOHXARS1  AUSTINBURG  RSS 
ASHTOHXDRL0  ASHTABULA  RSC 
TMBLOHXARS1  ASHTABULA  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-992 A Ashtabula OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-993 A Ashtabula OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 A Ashtabula OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-997 A Ashtabula OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-998 A Ashtabula OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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