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.

Switch: IWCYIATCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-335 A Iowa City IA 9631 QWEST CORPORATION 635      
319-337 A Iowa City IA 9631 QWEST CORPORATION 635      
319-338 A Iowa City IA 9631 QWEST CORPORATION 635      
319-339 A Iowa City IA 9631 QWEST CORPORATION 635      
319-341 A Iowa City IA 9631 QWEST CORPORATION 635      
319-351 A Iowa City IA 9631 QWEST CORPORATION 635      
319-353 A Iowa City IA 9631 QWEST CORPORATION 635      
319-354 A Iowa City IA 9631 QWEST CORPORATION 635      
319-356 A Iowa City IA 9631 QWEST CORPORATION 635      
319-358 A Iowa City IA 9631 QWEST CORPORATION 635      
319-384 A Iowa City IA 9631 QWEST CORPORATION 635      
319-466 A Iowa City IA 9631 QWEST CORPORATION 635      
319-467 A Iowa City IA 9631 QWEST CORPORATION 635      
319-678 A Iowa City IA 9631 QWEST CORPORATION 635      
319-688 A Iowa City IA 9631 QWEST CORPORATION 635      
319-834 A Iowa City IA 9631 QWEST CORPORATION 635      
319-834 1 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 2 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 3 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 4 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 5 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 6 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 7 Iowa City IA 9631 QWEST CORPORATION 635      
319-834 8 Iowa City IA 9631 QWEST CORPORATION 635      
319-887 A Iowa City IA 9631 QWEST CORPORATION 635      

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

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