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: 875

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-875 A East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 0 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 1 East St Louis IL COVLILCQXOX  495J STRATUS NETWORKS 520   2020-12-18   
618-875 2 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 3 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 4 East St Louis IL   145J TERRA NOVA TELECOM INC. 520   2021-01-15   
618-875 5 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 6 East St Louis IL   6529 T-MOBILE USA, INC. 520   2025-12-02   
618-875 7 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 8 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      
618-875 9 East St Louis IL ESLSILBRDS0  9329 ILLINOIS BELL TEL CO 520      

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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