Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-997 A Good Hope IL MCMBILXDJMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 977      
309-997 0 Good Hope IL MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2021-09-14   
309-997 1 Good Hope IL MCMBILXDJMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 977   2010-07-24   
309-997 2 Good Hope IL MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2023-05-28   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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