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
309-288 A Mineral IL MNRLILXDRS1  1015 FRONTIER NORTH, INC. - IL 368      
309-288 0 Mineral IL   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368   2010-04-15   
309-288 1 Mineral IL   1015 FRONTIER NORTH, INC. - IL 368      
309-288 3 Mineral IL   1015 FRONTIER NORTH, INC. - IL 368      
309-288 7 Mineral IL   7575 CENTURYLINK COMMUNICATIONS LLC 368   2016-08-04   
309-288 8 Mineral IL   965H FRACTEL, LLC 368   2019-11-13   
309-288 9 Mineral IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 368   2015-11-02   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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