Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-987 A PTMCILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-987 1 CHMPILCPX0Y  073H TELNYX LLC 370      
217-987 2 CHMPILCPDS1  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
217-987 3 CHMPILCPOMD  224C ONVOY, LLC 370      
217-987 4 CHMPILLW0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370      
217-987 5 PTMCILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-987 6 PTMCILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 370      
217-987 7 CHMPILCPXOX  508J CENTURYLINK COMMUNICATIONS, LLC 370      
217-987 8 CHMPILCPOMD  224C ONVOY, LLC 370      
217-987 9 CHMPILCPOMD  224C ONVOY, LLC 370      
447-677 A CHMPILCPOMD  224C ONVOY, LLC 370      
447-677 0   624H ONVOY SPECTRUM, LLC 370      
447-677 6 CHMPILCPOMD  224C ONVOY, LLC 370      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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