Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-901 A Carbondale IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 362      
618-901 0 Carbondale IL 063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 362   2023-01-06   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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