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: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-337 A Arnolds Park IA WHTNIACORS3  9631 QWEST CORPORATION 630      
712-337 0 Arnolds Park IA WHTNIACORS3  9631 QWEST CORPORATION 630      
712-337 3 Arnolds Park IA WHTNIACORS3  9631 QWEST CORPORATION 630      
712-337 5 Arnolds Park IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2023-01-08   
712-337 6 Arnolds Park IA HULLIAAF1MD  904D PREMIER COMMUNICATIONS, INC. - IA 630   2014-06-05   
712-337 7 Arnolds Park IA SXCYIADTQMD  508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-23   
712-337 8 Arnolds Park IA WHTNIACORS3  9631 QWEST CORPORATION 630      
712-337 9 Arnolds Park IA SPNCIAMU9MD  444G AUREON COMMUNICATIONS, LLC 630   2019-09-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.