Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Last updated: Fri, 17 May 2013 01:26:12 UTC

How to use this page

NPA: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX: 479

NPA-NXX-X Rate Centre Region Switch OCN LATA Eff date Disc date Map
601-479 Meridian MS JCSNMSQBCM1 6214 NEW CINGULAR WIRELESS PCS, LLC - GA [link] 482 map


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