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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OCN: 356E YMAX COMMUNICATIONS CORP. - MS

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
601-262 3 Vicksburg MS JCSNMSCPXOZ  482   2009-02-11   
601-262 5 Vicksburg MS JCSNMSCPXOZ  482   2008-11-17   
601-265 9 Brookhaven MS JCSNMSCPXOZ  482   2009-10-26   
601-272 1 Vicksburg MS JCSNMSCPXOZ  482   2009-02-11   
601-272 2 Vicksburg MS JCSNMSCPXOZ  482   2009-02-11   
601-429 5 Vicksburg MS JCSNMSCPXOZ  482   2008-11-17   
601-653 5 Natchez MS JCSNMSCPXOZ  482   2008-06-20   
601-680 2 McComb MS JCSNMSCPXOZ  482   2008-06-20   
601-680 3 McComb MS JCSNMSCPXOZ  482   2008-06-20   
601-990 6 Brookhaven MS JCSNMSCPXOZ  482   2008-06-03   
601-990 9 Brookhaven MS JCSNMSCPXOZ  482   2009-08-21   
662-550 5 Oxford MS JCSNMSCPXOZ  482   2011-03-23   
662-550 6 Oxford MS JCSNMSCPXOZ  482   2011-08-23   
662-701 3 Oxford MS JCSNMSCPXOZ  482   2013-03-19   
662-701 5 Oxford MS JCSNMSCPXOZ  482   2010-10-01   
662-701 6 Oxford MS JCSNMSCPXOZ  482   2010-07-06   
769-218 A Jackson MS JCSNMSCPXOZ  482      
769-218 0 Jackson MS JCSNMSCPXOZ  482   2008-02-23   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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