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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-376 A Carlock IL CRLCILXDRS0  1015 FRONTIER NORTH, INC. - IL 366      
309-376 0 Carlock IL   5800 ITV 3, LLC DBA I3 BROADBAND 366   2003-08-24   
309-376 1 Carlock IL   224C ONVOY, LLC 366   2019-07-14   
309-376 2 Carlock IL   1015 FRONTIER NORTH, INC. - IL 366      
309-376 3 Carlock IL   1015 FRONTIER NORTH, INC. - IL 366      
309-376 4 Carlock IL   1015 FRONTIER NORTH, INC. - IL 366      
309-376 5 Carlock IL   224C ONVOY, LLC 366   2020-05-21   
309-376 6 Carlock IL   224C ONVOY, LLC 366   2019-01-17   
309-376 7 Carlock IL   7575 CENTURYLINK COMMUNICATIONS LLC 366   2014-07-29   
309-376 8 Carlock IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366   2004-07-16   
309-376 9 Carlock IL   224C ONVOY, LLC 366   2019-07-14   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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