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.
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Switch: DVNPIAVI0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
309-514 9 Albany IL 939H COMMIO, LLC 634      
319-246 9 Fort Madison IA 939H COMMIO, LLC 634      
319-380 9 Burlington IA 939H COMMIO, LLC 634      
319-767 9 Keokuk IA 939H COMMIO, LLC 634      
319-942 0 Hillsboro IA 939H COMMIO, LLC 634      
563-283 8 Muscatine IA 939H COMMIO, LLC 634      
563-307 2 Dubuque IA 939H COMMIO, LLC 634      
563-477 9 Clinton IA 939H COMMIO, LLC 634      
563-661 0 Maquoketa IA 939H COMMIO, LLC 634      
563-867 A Davenport IA 939H COMMIO, LLC 634      
563-867 5 Davenport IA 939H COMMIO, LLC 634      
563-944 0 Lowden IA 939H COMMIO, LLC 634      

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

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