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.

Ashtabula, OH

<< 1 2 3 4 5 6

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
440-990 9 NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2015-10-31   
440-992 A ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-993 A ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 A ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 0 INDPOHEB2MD  6529 T-MOBILE USA, INC. 320   2007-10-18   
440-994 1 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 2 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 3 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 4 ASHTOHXADMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320   2007-06-22   
440-994 5 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 6 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 7 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 8 ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-994 9 ASHTOHXADMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-997 A ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-998 A ASHTOHXA99C  0666 WINDSTREAM WESTERN RESERVE, INC. 320      

<< 1 2 3 4 5 6

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.