Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • 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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Switch: JCSNMS911MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
662-529 A Tunica MS 220C LEVEL 3 TELECOM OF MISSISSIPPI, LLC - MS 482      
662-529 2 Tunica MS 220C LEVEL 3 TELECOM OF MISSISSIPPI, LLC - MS 482   2003-10-30   

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

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