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Washington Zone 11, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
240-558 4 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2008-04-30   
240-558 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2012-10-07   
240-558 6 VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-07-30   
240-558 7 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-558 8 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-558 9 SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-621 A WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-621 0 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-01-27   
240-621 1 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-16   
240-621 2 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-16   
240-621 3 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2011-10-23   
240-621 4 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-04-28   
240-621 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-04-28   
240-621 6   515J IP HORIZON LLC 236   2017-07-07   
240-621 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2011-12-10   
240-621 8 WASHDC127MD  073H TELNYX LLC 236   2017-03-14   
240-621 9   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-24   
240-627 A   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-627 0 VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-11-10   
240-627 1 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2024-12-05   
240-627 2 VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-05-24   
240-627 3 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-627 4 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2024-12-05   
240-627 5   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-24   
240-627 6 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-09-28   
240-627 7 WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-08-31   
240-627 8 WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-08-31   
240-627 9   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-669 A ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-669 0 WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2009-10-12   
240-669 1   515J IP HORIZON LLC 236   2013-09-06   
240-669 2 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2012-02-24   
240-669 3 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2013-05-04   
240-669 4 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2013-05-31   
240-669 5 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-03   
240-669 6 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2006-12-14   
240-669 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2006-12-14   
240-669 8 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2006-12-14   
240-669 9 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2012-11-03   
240-747 A   829J PAETEC ITEL, LLC 236   2025-04-02   
240-747 0   829J PAETEC ITEL, LLC 236      
240-747 1   829J PAETEC ITEL, LLC 236      
240-747 2   829J PAETEC ITEL, LLC 236      
240-747 3   829J PAETEC ITEL, LLC 236      
240-747 4   829J PAETEC ITEL, LLC 236      
240-747 5   829J PAETEC ITEL, LLC 236      
240-747 6   829J PAETEC ITEL, LLC 236      
240-747 7 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-03   
240-747 8 VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-07-04   
240-747 9   829J PAETEC ITEL, LLC 236      
240-833 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 0 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 1 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2014-04-21   
240-833 3 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2014-04-04   
240-833 4 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-833 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-25   
240-833 6   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-24   
240-833 7 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-25   
240-833 8 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2002-03-11   
240-833 9   2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-24   
240-880 A MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-880 0 SLSPMD913MD  939H COMMIO, LLC 236   2021-08-29   
240-880 1 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-880 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2018-05-01   
240-880 3 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-880 4 MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-880 5 SLSPMD913MD  939H COMMIO, LLC 236   2021-08-29   
240-880 6 SLSPMD913MD  939H COMMIO, LLC 236   2021-08-29   
240-880 7 WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-08-31   
240-880 8 WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-08-31   
240-880 9 SLSPMD913MD  939H COMMIO, LLC 236   2021-08-29   
240-922 A ARTNVAARXBY  965H FRACTEL, LLC 236      
240-922 0 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-08-21   
240-922 1 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-08-21   
240-922 2 ARTNVAARXBY  965H FRACTEL, LLC 236   2020-09-12   
240-922 3 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-08-21   
240-922 4 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
240-922 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-09-24   
240-922 6 VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-09-24   
240-922 7 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-01-15   
240-922 8 WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-01-15   
240-922 9 VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-02-23   
240-939 A WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-939 0 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-09-25   
240-939 1 SLSPMD913MD  939H COMMIO, LLC 236   2023-12-23   
240-939 2 SLSPMD913MD  939H COMMIO, LLC 236   2023-12-23   
240-939 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-04-03   
240-939 4 VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-04-03   
240-939 5 VINNVACBDS0  876D ONVOY, LLC - MD 236   2023-06-17   
240-939 6 SLSPMD913MD  939H COMMIO, LLC 236   2023-12-23   
240-939 7 SLSPMD913MD  939H COMMIO, LLC 236   2023-12-23   
240-939 8 SLSPMD913MD  939H COMMIO, LLC 236   2023-12-23   
240-939 9 SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2023-09-22   
301-230 A RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      
301-231 A RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      
301-231 0 RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      
301-231 1 VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-09-01   
301-231 2 RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      
301-231 3 RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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