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: OLNYILXEFMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-302 8 Albion IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2016-01-12   
618-308 6 McLeansboro IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2019-06-28   
618-320 6 Olney IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2017-11-02   
618-387 6 Carmi IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2013-05-09   
618-516 6 Fairfield IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2017-10-06   
618-546 6 Robinson IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2013-05-09   
618-572 6 Flora IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2013-05-09   
618-804 6 Lawrenceville IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2016-10-23   
618-871 A Allendale IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978      
618-871 6 Allendale IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2009-08-10   
618-878 6 Mount Carmel IL 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 978   2017-10-06   

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

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