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: 817

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-817 A Monticello IL CHMPILLW0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370      
217-817 0 Monticello IL CHMPILLW0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370      
217-817 1 Monticello IL CHMPILCPX0Y  073H TELNYX LLC 370   2020-07-16   
217-817 7 Monticello IL CHMPILCPOMD  224C ONVOY, LLC 370   2018-10-06   
217-817 8 Monticello IL CHMPILCPOMD  224C ONVOY, LLC 370   2019-03-15   
217-817 9 Monticello IL CHMPILLW0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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