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: 652

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-652 A Vienna IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-652 2 Vienna IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-652 3 Vienna IL   624H ONVOY SPECTRUM, LLC 362   2023-06-30   
618-652 7 Vienna IL   224C ONVOY, LLC 362   2021-10-16   
618-652 8 Vienna IL   224C ONVOY, LLC 362   2021-10-16   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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