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: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-640 A St Jacob IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-640 0 St Jacob IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520   2018-06-21   
618-640 1 St Jacob IL STLSMOWQ8MD  073H TELNYX LLC 520   2020-07-20   
618-640 9 St Jacob IL STLSMOGZ00Z  490J DISH WIRELESS, LLC 520   2022-08-27   

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

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