Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 938

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-938 A Forreston IL FSTNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-938 0 Forreston IL FRPTILXAMMD  224C ONVOY, LLC 360   2021-04-02   
815-938 2 Forreston IL FSTNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-938 3 Forreston IL FSTNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-938 4 Forreston IL FRPTILXAMMD  224C ONVOY, LLC 360   2021-08-12   
815-938 5 Forreston IL FRPTILXAMMD  224C ONVOY, LLC 360   2020-07-18   
815-938 6 Forreston IL RCFRILRCX3X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 360   2016-01-17   
815-938 7 Forreston IL RCFRILRTXRX  508J CENTURYLINK COMMUNICATIONS, LLC 360   2016-02-18   
815-938 8 Forreston IL RCFRILRTX4Y  318J COMCAST IP PHONE, LLC 360   2008-06-15   
815-938 9 Forreston IL FSTNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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