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: DVNPIA80XOX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
563-239 9 Dubuque IA 695G IMON COMMUNICATIONS, LLC - IA 634      
563-261 A Muscatine IA 695G IMON COMMUNICATIONS, LLC - IA 634      
563-261 1 Muscatine IA 695G IMON COMMUNICATIONS, LLC - IA 634      
563-261 7 Muscatine IA 695G IMON COMMUNICATIONS, LLC - IA 634      

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

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