Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX: 997

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-997 A Heidelberg MS JCSNMSPSX4Y  992E BANDWIDTH.COM CLEC, LLC - MS 482   2024-12-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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