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: 955

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-955 A Addieville IL STLSMOGZFMD  965H FRACTEL, LLC 520      
618-955 5 Addieville IL STLSMOGZFMD  965H FRACTEL, LLC 520   2021-12-30   
618-955 9 Addieville IL   145J TERRA NOVA TELECOM INC. 520   2025-07-06   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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