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Sparrows Point, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-594 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2025-12-08   
443-594 5   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-594 6   876D ONVOY, LLC - MD 238   2012-10-08   
443-594 7   876D ONVOY, LLC - MD 238   2016-03-24   
443-594 8   876D ONVOY, LLC - MD 238   2016-03-24   
443-594 9   515J IP HORIZON LLC 238   2016-10-14   
443-649 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-649 0   829J PAETEC ITEL, LLC 238      
443-649 1   829J PAETEC ITEL, LLC 238      
443-649 2   829J PAETEC ITEL, LLC 238      
443-649 3   829J PAETEC ITEL, LLC 238      
443-649 4   5562 METROPCS, INC. 238   2016-11-25   
443-649 5   318J COMCAST IP PHONE, LLC 238   2014-11-06   
443-649 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-31   
443-649 7   5562 METROPCS, INC. 238   2018-04-16   
443-649 8   515J IP HORIZON LLC 238   2016-01-04   
443-649 9   829J PAETEC ITEL, LLC 238      
443-943 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-943 0   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-943 1   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-943 2   5562 METROPCS, INC. 238   2013-06-14   
443-943 3   5562 METROPCS, INC. 238   2013-06-14   
443-943 4   5562 METROPCS, INC. 238   2014-07-04   
443-943 5   5562 METROPCS, INC. 238   2014-10-04   
443-943 6   5562 METROPCS, INC. 238   2014-12-19   
443-943 7   5562 METROPCS, INC. 238   2015-03-06   
443-943 8   515J IP HORIZON LLC 238   2015-03-23   
443-943 9   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-778 A BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-778 0   071F BANDWIDTH.COM CLEC, LLC - MD 238   2021-12-04   
667-778 1   876D ONVOY, LLC - MD 238   2023-10-22   
667-778 2   876D ONVOY, LLC - MD 238   2021-07-12   
667-778 3   876D ONVOY, LLC - MD 238   2021-07-12   
667-778 4   876D ONVOY, LLC - MD 238   2022-10-16   
667-778 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-03-20   
667-778 6   624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-778 7   624H ONVOY SPECTRUM, LLC 238   2021-06-27   
667-778 8   624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-778 9   071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-02-25   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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