Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 827

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-827 A Dongola IL DONGILXERS0  1015 FRONTIER NORTH, INC. - IL 362      
618-827 0 Dongola IL   073H TELNYX LLC 362   2020-07-06   
618-827 1 Dongola IL   495J STRATUS NETWORKS 362   2020-12-19   
618-827 2 Dongola IL   9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 362   2003-02-03   
618-827 3 Dongola IL   1015 FRONTIER NORTH, INC. - IL 362      
618-827 4 Dongola IL   1015 FRONTIER NORTH, INC. - IL 362      
618-827 5 Dongola IL   224C ONVOY, LLC 362   2019-09-07   
618-827 6 Dongola IL   224C ONVOY, LLC 362   2021-02-12   
618-827 7 Dongola IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2005-02-14   
618-827 8 Dongola IL   224C ONVOY, LLC 362   2018-10-01   
618-827 9 Dongola IL   224C ONVOY, LLC 362   2022-12-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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