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: CHCGILGMDS7

Remotes:

Switch Switch name Switch type
DVNPIAEARS5     
NPA-NXX BLOCK Rate Centre Region OCN LATA Eff date Disc date Map
219-215 A Lake Village IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358 2012-03-30    map
224-215 A Wilmette IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358 2012-06-21    map
224-405 A Northbrook IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
224-655 A Barrington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358 2006-02-20    map
331-207 A Yorkville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358 2011-12-23    map
331-209 A Elmhurst IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
708-315 A La Grange IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358 2012-12-27    map
708-340 A La Grange IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
708-512 A Cicero IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
708-628 A Oak Park IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
773-231 A Chicago Zone 07-Stewart IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
773-796 A Chicago Zone 02-Edgewater IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358 2010-12-23    map
773-904 A Chicago Zone 04-Humboldt IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map
815-707 A Gilman IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358     map

Last updated: Wed, 13 Dec 2017 23:16:11 UTC

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