Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 598

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-598 A Sadorus IL SDRSILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-598 2 Sadorus IL SDRSILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-598 3 Sadorus IL CHMPILCPOMD  224C ONVOY, LLC 370   2019-07-05   
217-598 4 Sadorus IL CHMPILCPOMD  224C ONVOY, LLC 370   2019-07-05   
217-598 5 Sadorus IL CHMPILCPOMD  224C ONVOY, LLC 370   2022-10-16   
217-598 6 Sadorus IL CHMPILCPOMD  224C ONVOY, LLC 370   2021-02-12   
217-598 7 Sadorus IL CHMPILCPXOX  508J CENTURYLINK COMMUNICATIONS, LLC 370   2016-06-16   
217-598 8 Sadorus IL CHMPILCPOMD  224C ONVOY, LLC 370   2018-10-07   
217-598 9 Sadorus IL CHMPILCPX0Y  073H TELNYX LLC 370   2020-07-19   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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