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: DVNPIA80X8X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-250 9 Fort Madison IA 444G AUREON COMMUNICATIONS, LLC 634   2013-03-25   
319-526 0 Keokuk IA 444G AUREON COMMUNICATIONS, LLC 634   2013-04-23   
319-657 0 Ainsworth IA 444G AUREON COMMUNICATIONS, LLC 634   2021-10-18   
319-671 A Burlington IA 444G AUREON COMMUNICATIONS, LLC 634      
319-671 7 Burlington IA 444G AUREON COMMUNICATIONS, LLC 634   2013-02-25   
563-231 8 Dubuque IA 444G AUREON COMMUNICATIONS, LLC 634   2013-12-26   
563-281 1 Muscatine IA 444G AUREON COMMUNICATIONS, LLC 634   2019-12-30   
563-293 9 Davenport IA 444G AUREON COMMUNICATIONS, LLC 634   2014-06-26   
563-519 5 Clinton IA 444G AUREON COMMUNICATIONS, LLC 634   2017-12-10   
563-748 8 Maquoketa IA 444G AUREON COMMUNICATIONS, LLC 634   2013-10-01   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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