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.

Newhall, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-223 A NLBTIAXODS1  1298 SOUTH SLOPE COOP. TEL. CO., INC. 635      
319-328 A NLBTIAXO2MD  593K MCC TELEPHONY LLC 635      
319-328 2 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-14   
319-328 8 CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2008-11-29   
319-328 9 NLBTIAXO2MD  593K MCC TELEPHONY LLC 635   2010-05-06   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.