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: 859

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-859 A Rochelle IL DIXNILXAIMD  197D VONAGE AMERICA LLC 364      
815-859 0 Rochelle IL   197D VONAGE AMERICA LLC 364   2019-11-21   
815-859 1 Rochelle IL   495J STRATUS NETWORKS 364   2020-12-20   
815-859 2 Rochelle IL   224C ONVOY, LLC 364   2021-08-12   
815-859 3 Rochelle IL   224C ONVOY, LLC 364   2021-08-12   
815-859 4 Rochelle IL   224C ONVOY, LLC 364   2024-06-07   
815-859 5 Rochelle IL   624H ONVOY SPECTRUM, LLC 364   2023-07-06   
815-859 6 Rochelle IL   6529 T-MOBILE USA, INC. 364   2023-07-07   
815-859 7 Rochelle IL   6529 T-MOBILE USA, INC. 364   2023-07-07   
815-859 8 Rochelle IL   224C ONVOY, LLC 364   2020-07-17   
815-859 9 Rochelle IL   224C ONVOY, LLC 364   2020-07-17   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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