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: 807

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-807 A Alhambra IL STLSMOGZ8MD  939H COMMIO, LLC 520      
618-807 0 Alhambra IL STLSMOGZ8MD  939H COMMIO, LLC 520   2022-01-02   
618-807 9 Alhambra IL STLSMOGZ00Z  490J BOOST SUBSCRIBERCO L.L.C. 520   2022-12-01   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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