Local Calling Guide

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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-929 2 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 3 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 4 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 5 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 6 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 7 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2021-07-16   
217-929 8 Mattoon IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2013-03-05   
217-929 9 Mattoon IL   7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 976   2005-07-11   
217-930 A Carlinville IL MTONILXC1MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-930 0 Carlinville IL   145J TERRA NOVA TELECOM INC. 976   2025-08-02   
217-930 2 Carlinville IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976   2008-03-01   
217-931 A Springfield IL SPFDILES7MD  224C ONVOY, LLC 374      
217-931 0 Springfield IL   224C ONVOY, LLC 374   2009-05-17   
217-931 1 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 2 Springfield IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 374   2010-09-11   
217-931 3 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 4 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 5 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 6 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 7 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 8 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-931 9 Springfield IL   224C ONVOY, LLC 374   2015-08-03   
217-932 A Casey IL CASYILXCDS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 2 Casey IL   1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 3 Casey IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2004-03-08   
217-932 4 Casey IL   1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 5 Casey IL   1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 6 Casey IL   1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-932 9 Casey IL   1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-933 A Humboldt IL MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976      
217-933 0 Humboldt IL   6529 T-MOBILE USA, INC. 976   2022-08-20   
217-933 1 Humboldt IL   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976   2010-08-14   
217-933 2 Humboldt IL   6529 T-MOBILE USA, INC. 976   2018-02-18   
217-933 3 Humboldt IL   6529 T-MOBILE USA, INC. 976   2018-02-18   
217-933 4 Humboldt IL   224C ONVOY, LLC 976   2021-07-05   
217-933 6 Humboldt IL   6529 T-MOBILE USA, INC. 976   2022-08-20   
217-933 7 Humboldt IL   224C ONVOY, LLC 976   2020-10-10   
217-933 9 Humboldt IL   224C ONVOY, LLC 976   2021-04-09   
217-934 A Clinton IL CLTNILXCDS0  1015 FRONTIER NORTH, INC. - IL 366      
217-934 0 Clinton IL   224C ONVOY, LLC 366   2026-02-20   
217-934 4 Clinton IL   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366   2005-02-01   
217-935 A Clinton IL CLTNILXCDS0  1015 FRONTIER NORTH, INC. - IL 366      
217-936 A Mendon IL GLDNILXCDS0  0976 ADAMS TEL. COOP. 376      
217-937 A Clinton IL CLTNILXCDS0  1015 FRONTIER NORTH, INC. - IL 366      
217-937 1 Clinton IL   1015 FRONTIER NORTH, INC. - IL 366      
217-937 2 Clinton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 366      
217-937 3 Clinton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 366      
217-937 4 Clinton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 366      
217-937 5 Clinton IL   145J TERRA NOVA TELECOM INC. 366   2023-06-24   
217-937 6 Clinton IL   224C ONVOY, LLC 366   2024-01-01   

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

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