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: 716

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-716 A Trenton IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-716 0 Trenton IL   073H TELNYX LLC 520   2018-07-24   
618-716 1 Trenton IL   224C ONVOY, LLC 520   2016-09-26   
618-716 2 Trenton IL   224C ONVOY, LLC 520   2016-09-26   
618-716 3 Trenton IL   224C ONVOY, LLC 520   2019-09-07   
618-716 4 Trenton IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2020-08-29   
618-716 5 Trenton IL   624H ONVOY SPECTRUM, LLC 520   2025-01-04   
618-716 6 Trenton IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520   2021-07-11   
618-716 7 Trenton IL   490J DISH WIRELESS, LLC 520   2022-08-27   
618-716 8 Trenton IL   495J STRATUS NETWORKS 520   2020-12-18   
618-716 9 Trenton IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 520   2022-07-14   

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

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