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.

Twinsburg, OH

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
330-998 5 NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-09-11   
330-998 6 NRFDOHXAQMD  793K TWC IP ENABLED SERVICES, LLC 320   2007-03-14   
330-998 7 CLEVOH975MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2006-01-29   
330-998 8 INDPOHEB9MD  6529 T-MOBILE USA, INC. 320   2009-10-11   
330-998 9 INDPOHEB9MD  6529 T-MOBILE USA, INC. 320      

<< 1 2

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.