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
301-690 0 Leonardtown MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-07-02   
301-690 6 Leonardtown MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
301-701 A Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-705 1 Waldorf MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2026-07-13   
301-744 0 Indian Head MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-03-01   
301-744 7 Indian Head MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-06-02   
301-744 8 Indian Head MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-02-19   
301-744 9 Indian Head MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-02   
301-747 1 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
301-747 3 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-29   
301-747 6 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
301-747 7 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
301-778 0 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-10-12   
301-778 4 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
301-778 5 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-07-15   
301-778 7 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
301-778 8 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
301-778 9 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-10-12   
301-818 A Waldorf MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-828 9 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-836 1 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-21   
301-852 5 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-06-26   
301-852 6 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-06-26   
301-852 7 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-06-26   
301-883 1 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-02-26   
301-886 A Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-886 1 Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2025-05-16   
301-887 3 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-887 5 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-892 3 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-892 5 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-892 6 Washington Zone 4 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-05-12   
301-893 4 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-893 7 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-905 0 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-909 3 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-909 4 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-04-23   
301-909 5 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-909 8 Washington Zone 5 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-920 7 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-923 A Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-923 0 Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2024-12-08   
301-923 6 Washington Zone 13 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2025-01-04   
301-941 3 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-10-02   
301-941 4 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-05-06   
301-941 7 Washington Zone 2 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-10-19   
301-960 3 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-960 5 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
301-960 8 Washington Zone 3 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-06-11   
301-965 0 Washington Zone 6 MD 071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-08-20   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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