Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 755

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-755 A Seneca IL CHCGIL24DS6  224C ONVOY, LLC 358      
815-755 0 Seneca IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-10   
815-755 1 Seneca IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-28   
815-755 4 Seneca IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2022-02-15   
815-755 5 Seneca IL CHCGILWURMD  965H FRACTEL, LLC 358   2020-08-07   
815-755 8 Seneca IL CHCGILWUJMD  073H TELNYX LLC 358   2018-07-20   
815-755 9 Seneca IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2021-04-29   

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

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