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.

Winthrop, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-709 A MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 0 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 1 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 7 CDRRIAAXUMD  5562 METROPCS, INC. 635   2018-08-03   
319-709 8   6529 T-MOBILE USA, INC. 635   2024-08-15   
319-935 A WNTHIAXORS0  1156 EAST BUCHANAN TEL. COOP. 635      

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.