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: 4290 STPCS JOINT VENTURE, LLC DBA T-MOBILE USA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-966 2 Raymondville TX   568   2020-06-20   
956-966 6 Raymondville TX   568      
956-966 7 Raymondville TX   568   2008-08-29   
956-966 9 Raymondville TX   568      
956-970 A Harlingen TX HRLNTXKX3MD  568   2006-01-19   
956-970 0 Harlingen TX   568   2006-01-19   
956-970 1 Harlingen TX   568   2007-03-18   
956-970 2 Harlingen TX   568   2008-11-02   
956-970 9 Harlingen TX   568   2006-09-10   
956-990 8 Harlingen TX   568   2012-12-08   
956-990 9 Harlingen TX   568   2012-12-08   
956-997 1 Mission TX   568   2015-11-30   
956-998 1 Weslaco TX   568   2013-01-12   
956-998 2 Weslaco TX   568   2013-01-12   

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Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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