Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-253 A Tuscola IL TSCLILXCDS0  1015 FRONTIER NORTH, INC. - IL 370      
217-253 1 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 2 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 3 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 4 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 5 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 6 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      
217-253 7 Tuscola IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370   2014-10-20   
217-253 8 Tuscola IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 370   2005-01-30   
217-253 9 Tuscola IL   1015 FRONTIER NORTH, INC. - IL 370      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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