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: 749

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-749 A Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 0 Storm Lake IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      
712-749 1 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 2 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 3 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 4 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 5 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 6 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 7 Storm Lake IA STLKIATCDS0  9631 QWEST CORPORATION 630      
712-749 8 Storm Lake IA SXCYIADTMMD  751F MCC TELEPHONY OF IOWA, LLC - IA 630      
712-749 9 Storm Lake IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.