Local Calling Guide

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NPA: 708 [Rate centres in NPA 708] [Dial plan for NPA 708]

NXX: 419

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-419 A Calumet City IL CHCGIL24DS6  224C ONVOY, LLC 358      
708-419 0 Calumet City IL   224C ONVOY, LLC 358   2016-04-25   
708-419 1 Calumet City IL   224C ONVOY, LLC 358   2016-04-25   
708-419 2 Calumet City IL   224C ONVOY, LLC 358   2018-12-27   
708-419 3 Calumet City IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-05-18   
708-419 4 Calumet City IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-06-07   
708-419 6 Calumet City IL   073H TELNYX LLC 358   2021-02-27   
708-419 7 Calumet City IL   224C ONVOY, LLC 358   2021-02-12   
708-419 8 Calumet City IL   516C AT&T CORP. 358   2016-09-15   
708-419 9 Calumet City IL   515J IP HORIZON LLC 358   2016-08-09   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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