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: 989

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-989 A Dallas City IL MCMBILXDJMD  593K MCC TELEPHONY LLC 977      
217-989 0 Dallas City IL   224C ONVOY, LLC 977   2020-03-13   
217-989 1 Dallas City IL   593K MCC TELEPHONY LLC 977   2010-07-24   
217-989 2 Dallas City IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2021-05-03   
217-989 3 Dallas City IL   342F MTC COMMUNICATIONS, INC. - IL 977   2017-11-27   
217-989 4 Dallas City IL   624H ONVOY SPECTRUM, LLC 977   2023-07-29   
217-989 7 Dallas City IL   508J CENTURYLINK COMMUNICATIONS, LLC 977   2014-07-29   
217-989 8 Dallas City IL   495J STRATUS NETWORKS 977   2021-02-28   
217-989 9 Dallas City IL   224C ONVOY, LLC 977   2021-04-09   

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

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