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.

Sharon Center, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-285 A NLBTIAXO2MD  593K MCC TELEPHONY LLC 635      
319-285 1 NLBTIAXO2MD  593K MCC TELEPHONY LLC 635   2010-05-15   
319-285 5 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-14   
319-683 A HILSIAXODS0  1293 SHARON TEL. CO. 635      

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.