Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 847 [Rate centres in NPA 847] [Dial plan for NPA 847]

NXX: 451

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
847-451 A River Grove IL RVGVILRGDS0  9329 ILLINOIS BELL TEL CO 358      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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