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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-681 8 Brandywine MD BTVLMD12CMA  5562 METROPCS, INC. 236   2016-02-04   
240-681 9 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-682 A Waldorf MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-682 0 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2003-11-03   
240-682 1 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2004-02-17   
240-682 2 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2003-08-19   
240-682 3 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2004-08-02   
240-682 4 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2004-09-29   
240-682 5 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2004-12-02   
240-682 6 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-03-04   
240-682 7 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-04-01   
240-682 8 Waldorf MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-682 9 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
240-683 A Gaithersburg MD GTBGMDGBPS0  9212 VERIZON MARYLAND, INC. 236      
240-684 A Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 0 Washington Zone 13 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2010-08-06   
240-684 1 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 2 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 3 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 4 Washington Zone 13 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
240-684 5 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 6 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-684 7 Washington Zone 13 MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-29   
240-684 8 Washington Zone 13 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-06-27   
240-684 9 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
240-685 A Brandywine MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-685 1 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-28   
240-685 2 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
240-685 3 Brandywine MD WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2024-09-11   
240-685 4 Brandywine MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-685 5 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-03-07   
240-685 6 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-16   
240-685 7 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2013-05-29   
240-685 8 Brandywine MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2010-08-15   
240-685 9 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2012-10-06   
240-686 A Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 0 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 1 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 2 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 3 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 4 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 5 Gaithersburg MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2012-08-12   
240-686 6 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2014-06-20   
240-686 7 Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
240-686 8 Gaithersburg MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2007-07-28   
240-686 9 Gaithersburg MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-09-19   
240-687 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-688 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-688 0 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-05   
240-688 1 Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-08-05   

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

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