Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Buffalo, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-203 A   145J TERRA NOVA TELECOM INC. 374      
217-203 0   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2015-10-29   
217-203 1   073H TELNYX LLC 374   2017-03-20   
217-203 2   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374   2014-08-08   
217-203 3   145J TERRA NOVA TELECOM INC. 374   2019-03-17   
217-203 4   224C ONVOY, LLC 374   2018-07-16   
217-203 5   073H TELNYX LLC 374   2019-08-20   
217-203 6   224C ONVOY, LLC 374   2019-04-21   
217-203 7   516C AT&T CORP. 374   2011-02-04   
217-203 8   224C ONVOY, LLC 374   2019-04-21   
217-203 9   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2017-08-17   
217-364 A BFLOILBFRS0  9329 AMERITECH ILLINOIS 374      
217-364 0   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2018-11-02   
217-364 1   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 374   2010-06-20   
217-364 2   259E YMAX COMMUNICATIONS CORP. - IL 374   2009-03-13   
217-364 3   259E YMAX COMMUNICATIONS CORP. - IL 374   2009-03-13   
217-364 4   9329 AMERITECH ILLINOIS 374      
217-364 5   9329 AMERITECH ILLINOIS 374      
217-364 6   259E YMAX COMMUNICATIONS CORP. - IL 374   2009-09-28   
217-364 7   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374   2004-07-16   
217-364 8   224C ONVOY, LLC 374   2013-11-29   
217-364 9   9329 AMERITECH ILLINOIS 374      
217-906 A   073H TELNYX LLC 374      
217-906 0   073H TELNYX LLC 374   2019-12-05   
217-906 2   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374   2019-11-08   
217-906 3   224C ONVOY, LLC 374   2020-01-11   
217-906 4   224C ONVOY, LLC 374   2020-01-11   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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