Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 464 [Rate centres in NPA 464] [Dial plan for NPA 464]

NXX: 241

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
464-241 A Calumet City IL   224C ONVOY, LLC 358   2024-05-12   
464-241 0 Calumet City IL   224C ONVOY, LLC 358      

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

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