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.

NPA: 234 [Rate centres in NPA 234] [Dial plan for NPA 234]

NXX: 704

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
234-704 A Northfield OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
234-704 0 Northfield OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
234-704 1 Northfield OH CLEVOHEK9MD  073H TELNYX LLC 320      
234-704 2 Northfield OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
234-704 3 Northfield OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
234-704 4 Northfield OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
234-704 5 Northfield OH NRFDOHXAJMD  624H ONVOY SPECTRUM, LLC 320      
234-704 6 Northfield OH   6529 T-MOBILE USA, INC. 320      
234-704 7 Northfield OH NRFDOHXAJMD  624H ONVOY SPECTRUM, LLC 320      
234-704 8 Northfield OH BEREOHBPRP0  735E SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 320      
234-704 9 Northfield OH   6529 T-MOBILE USA, INC. 320      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.