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Churchville, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-734 A CCVLMDCHRS0  9212 VERIZON MARYLAND, INC. 238      
410-734 0   9212 VERIZON MARYLAND, INC. 238      
410-734 1   9212 VERIZON MARYLAND, INC. 238      
410-734 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-03   
410-734 3   876D ONVOY, LLC - MD 238   2016-03-25   
410-734 4   9212 VERIZON MARYLAND, INC. 238      
410-734 5   876D ONVOY, LLC - MD 238   2016-03-07   
410-734 6   9212 VERIZON MARYLAND, INC. 238      
410-734 7   9212 VERIZON MARYLAND, INC. 238      
410-734 8   420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD 238   2008-09-08   
410-734 9   9212 VERIZON MARYLAND, INC. 238      
410-914 A   829J PAETEC ITEL, LLC 238   2025-04-01   
410-914 0   829J PAETEC ITEL, LLC 238      
410-914 1   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2020-06-21   
410-914 2   876D ONVOY, LLC - MD 238   2025-05-03   
410-914 3   829J PAETEC ITEL, LLC 238      
410-914 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-09-22   
410-914 5   318J COMCAST IP PHONE, LLC 238   2005-03-10   
410-914 6   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-05   
410-914 7   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-914 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
410-914 9   829J PAETEC ITEL, LLC 238      
443-390 A   071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-390 0   876D ONVOY, LLC - MD 238   2025-09-06   
443-390 1   876D ONVOY, LLC - MD 238   2025-10-12   
443-390 2   071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-08-21   
443-390 3   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-02-01   
443-390 4   876D ONVOY, LLC - MD 238   2025-12-14   
443-390 5   876D ONVOY, LLC - MD 238   2024-03-03   
443-390 6   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-04-04   
443-390 7   876D ONVOY, LLC - MD 238   2012-10-08   
443-390 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-12-23   
443-390 9   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-06-04   
443-412 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
443-412 1   829J PAETEC ITEL, LLC 238   2004-01-10   
443-412 2   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2008-08-24   
443-412 3   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2008-09-02   
443-412 4   145J TERRA NOVA TELECOM INC. 238   2024-02-15   
443-412 5   318J COMCAST IP PHONE, LLC 238   2013-10-14   
443-412 6   321J HD CARRIER LLC 238   2016-05-14   
443-412 7   508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-12   
443-412 8   876D ONVOY, LLC - MD 238   2016-03-25   
443-412 9   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-464 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-464 0   876D ONVOY, LLC - MD 238   2015-10-04   
443-464 1   876D ONVOY, LLC - MD 238   2016-03-25   
443-464 2   876D ONVOY, LLC - MD 238   2016-03-25   
443-464 3   321J HD CARRIER LLC 238   2016-05-14   
443-464 4   829J PAETEC ITEL, LLC 238   2010-05-15   
443-464 5   829J PAETEC ITEL, LLC 238   2010-05-15   
443-464 6   321J HD CARRIER LLC 238   2016-05-14   
443-464 7   321J HD CARRIER LLC 238   2016-05-14   
443-464 8   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-05   
443-464 9   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-05   
443-582 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-582 0   073H TELNYX LLC 238   2017-04-26   
443-582 1   829J PAETEC ITEL, LLC 238      
443-582 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
443-582 3   071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-05-29   
443-582 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-582 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-582 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
443-582 7   624H ONVOY SPECTRUM, LLC 238   2021-05-28   
443-582 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-07-28   
443-582 9   071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-05-31   
667-340 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-340 0   624H ONVOY SPECTRUM, LLC 238   2021-11-26   
667-340 1   624H ONVOY SPECTRUM, LLC 238   2021-11-26   
667-340 2   876D ONVOY, LLC - MD 238   2021-10-31   
667-340 3   876D ONVOY, LLC - MD 238   2021-10-31   
667-340 4   071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-04   
667-340 5   876D ONVOY, LLC - MD 238   2021-12-19   
667-340 6   318J COMCAST IP PHONE, LLC 238   2023-01-18   
667-340 7   876D ONVOY, LLC - MD 238   2024-05-03   
667-340 8   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-03-11   
667-340 9   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2021-11-01   
667-946 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-946 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-946 1   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-946 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-946 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-946 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-946 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-946 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-946 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-12-06   
667-946 8   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
667-946 9   876D ONVOY, LLC - MD 238   2025-02-01   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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