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: CRDLILXEXLX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-422 A Marion IL 248J FUTIVA, LLC - IL 362      
618-422 1 Marion IL 248J FUTIVA, LLC - IL 362   2018-12-03   
618-603 1 Benton IL 248J FUTIVA, LLC - IL 362   2018-11-09   
618-681 8 Carterville IL 248J FUTIVA, LLC - IL 362   2018-11-03   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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