Local Calling Guide

Area code/prefix search

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NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 814

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-814 A Glasford IL PEORILPJXMY  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368      
309-814 9 Glasford IL PEORILPJXMY  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368   2010-03-06   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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