Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DWNSILXDRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
309-378 A Downs IL 1015 FRONTIER NORTH, INC. - IL 366      
309-378 1 Downs IL 1015 FRONTIER NORTH, INC. - IL 366      
309-378 2 Downs IL 1015 FRONTIER NORTH, INC. - IL 366      
309-378 3 Downs IL 1015 FRONTIER NORTH, INC. - IL 366      
309-378 4 Downs IL 1015 FRONTIER NORTH, INC. - IL 366      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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