Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CHCGILWUDS4

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
872-484 1 Chicago Zone 03-Kildare IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-484 7 Chicago Zone 03-Kildare IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-11-05   
872-529 A Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-529 3 Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2014-01-25   
872-529 9 Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2014-01-25   
872-666 A Chicago Zone 09-South Chicago IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-666 8 Chicago Zone 09-South Chicago IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-666 9 Chicago Zone 09-South Chicago IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-713 9 Chicago Zone 04-Humboldt IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-06-17   
872-757 5 Chicago Zone 07-Stewart IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-06-17   
872-757 7 Chicago Zone 07-Stewart IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-11-05   
872-760 A Chicago Zone 10-Beverly IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-760 0 Chicago Zone 10-Beverly IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-09-16   
872-760 1 Chicago Zone 10-Beverly IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-10-14   
872-762 A Chicago Zone 06-Kedzie IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-762 0 Chicago Zone 06-Kedzie IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-09-17   
872-763 2 Chicago Zone 06-Kedzie IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-04-11   
872-769 9 Chicago Zone 06-Kedzie IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-10-14   
872-777 A Chicago Zone 07-Stewart IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-777 8 Chicago Zone 07-Stewart IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-777 9 Chicago Zone 07-Stewart IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-804 A Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-804 0 Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-10-30   
872-804 7 Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-12-28   
872-810 9 Chicago Zone 02-Edgewater IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-10-09   
872-813 3 Chicago Zone 05-Austin IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-12-06   
872-813 8 Chicago Zone 05-Austin IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-10-11   
872-813 9 Chicago Zone 05-Austin IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-04-23   
872-829 0 Chicago Zone 04-Humboldt IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-829 1 Chicago Zone 04-Humboldt IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
872-870 9 Chicago Zone 09-South Chicago IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2018-09-20   
872-873 6 Chicago Zone 11-O'Hare IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-10-26   
872-895 9 Chicago Zone 01-Calumet IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2021-01-07   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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