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: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-346 A Parkersburg IA PRBGIACORS3  9631 QWEST CORPORATION 635      
319-346 0 Parkersburg IA   444G AUREON COMMUNICATIONS, LLC 635   2019-06-27   
319-346 1 Parkersburg IA   9631 QWEST CORPORATION 635      
319-346 2 Parkersburg IA   9631 QWEST CORPORATION 635      
319-346 3 Parkersburg IA   221F ONVOY, LLC - IA 635   2012-12-14   
319-346 4 Parkersburg IA   221F ONVOY, LLC - IA 635   2012-12-14   
319-346 5 Parkersburg IA   221F ONVOY, LLC - IA 635   2012-12-14   
319-346 6 Parkersburg IA   985E BANDWIDTH.COM CLEC, LLC - IA 635   2015-05-08   
319-346 7 Parkersburg IA   221F ONVOY, LLC - IA 635   2008-03-01   
319-346 8 Parkersburg IA   593K MCC TELEPHONY LLC 635   2010-05-09   
319-346 9 Parkersburg IA   9631 QWEST CORPORATION 635      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.