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: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-488 A Farmer City IL BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366      
309-488 1 Farmer City IL BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366   2010-03-15   
309-488 2 Farmer City IL BLTNILXDXMX  224C ONVOY, LLC 366   2021-04-23   
309-488 3 Farmer City IL BLTNILXDXHY  624H ONVOY SPECTRUM, LLC 366   2023-06-02   
309-488 4 Farmer City IL BLTNILXDXMX  224C ONVOY, LLC 366   2019-01-17   
309-488 5 Farmer City IL BLTNILXDXMX  224C ONVOY, LLC 366   2021-07-04   
309-488 7 Farmer City IL BLTNILXDXZX  508J CENTURYLINK COMMUNICATIONS, LLC 366   2014-08-12   
309-488 8 Farmer City IL BLTNILTSYMD  495J STRATUS NETWORKS 366   2020-10-14   
309-488 9 Farmer City IL BLTNILXDX9Y  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 366   2024-09-01   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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