Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-650 7 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-03-10   
240-668 4 Damascus MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2009-02-09   
240-670 A Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-670 0 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-05-08   
240-670 2 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-06   
240-670 3 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-06   
240-670 4 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-06   
240-670 5 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-09-06   
240-670 6 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-06-11   
240-671 0 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-673 A Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-673 0 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-07-19   
240-673 1 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-07-19   
240-673 8 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-08-27   
240-681 9 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-685 1 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-685 2 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
240-685 6 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-16   
240-686 5 Gaithersburg MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-08-12   
240-691 1 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2024-10-19   
240-704 6 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-704 7 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-704 8 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-17   
240-704 9 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-24   
240-705 8 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-705 9 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-706 7 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-21   
240-718 4 Lexington Park-Great Mills MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-09-03   
240-718 6 Lexington Park-Great Mills MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-718 8 Lexington Park-Great Mills MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-02-26   
240-720 7 Gaithersburg MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-722 1 Ashton MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-11-25   
240-723 8 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2024-10-05   
240-745 4 Damascus MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-16   
240-745 5 Damascus MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
240-745 6 Damascus MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-08-10   
240-746 1 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-07-19   
240-746 2 Brandywine MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-07-19   
240-748 1 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-10-15   
240-753 0 Washington Zone 10 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-761 2 Laurel MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-10-25   
240-766 5 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-05-14   
240-766 7 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-09-13   
240-770 1 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-29   
240-770 9 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-29   
240-776 2 La Plata MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-22   
240-776 5 La Plata MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-08-15   
240-780 2 Gaithersburg MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-29   
240-780 8 Gaithersburg MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-10-19   
240-788 2 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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