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: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-564 A El Paso IL BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366      
309-564 2 El Paso IL BLTNILATVMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366   2021-04-28   
309-564 4 El Paso IL BLTNILXDXHY  624H ONVOY SPECTRUM, LLC 366   2024-05-08   
309-564 5 El Paso IL BLTNILXDXMX  224C ONVOY, LLC 366   2024-05-08   
309-564 6 El Paso IL BLTNILXDX0X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 366   2020-02-24   
309-564 8 El Paso IL BLTNILTSX1X  490J DISH WIRELESS, LLC 366   2023-11-11   
309-564 9 El Paso IL BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366   2010-03-06   

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

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