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: CHMPILCPX5Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-729 4 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
217-729 5 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
217-800 8 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
217-888 1 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
217-888 5 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
217-888 9 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
447-446 4 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
447-902 A Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      
447-902 9 Champaign-Urbana IL 624H ONVOY SPECTRUM, LLC 370      

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

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