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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
360-230 0 Mount Vernon WA 5562 METROPCS, INC. 674   2020-08-03   
360-230 9 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2020-02-06   
360-333 3 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2005-04-03   
360-333 6 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2004-12-13   
360-395 0 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2020-12-29   
360-395 1 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2020-12-29   
360-404 0 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2019-12-07   
360-421 A Mount Vernon WA 6529 T-MOBILE USA, INC. 674      
360-422 1 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-03-22   
360-422 2 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-03-24   
360-429 9 Mount Vernon WA 5562 METROPCS, INC. 674   2017-04-16   
360-445 0 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-07-17   
360-445 1 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-07-17   
360-488 1 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2020-11-12   
360-488 5 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-06-03   
360-488 6 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2014-04-13   
360-488 7 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2013-12-15   
360-488 8 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-06-03   
360-503 3 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2015-05-15   
360-503 4 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2016-12-23   
360-503 5 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2018-01-07   
360-503 6 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2016-07-21   
360-503 7 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2016-04-10   
360-503 8 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2016-02-07   
360-540 A Mount Vernon WA 6529 T-MOBILE USA, INC. 674      
360-610 A Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-610 0 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-610 1 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-610 2 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2011-03-31   
360-610 3 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2007-08-10   
360-610 5 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2007-08-10   
360-610 6 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2007-08-13   
360-610 8 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2010-12-31   
360-610 9 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-661 A Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-661 6 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-661 8 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2020-09-06   
360-661 9 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2017-04-09   
360-724 1 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-09-26   
360-724 9 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2021-09-26   
360-814 3 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2016-11-04   
360-814 4 Mount Vernon WA 6529 T-MOBILE USA, INC. 674   2019-07-20   
360-840 A Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 0 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 1 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 2 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674   2010-05-28   
360-840 3 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 4 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 5 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      
360-840 6 Mount Vernon WA 6664 SPRINT SPECTRUM, L.P. 674      

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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