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OCN: 6119 LEVEL 3 COMMUNICATIONS, LLC - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
667-284 A Baltimore MD BLTMMDSN6MD  238      
667-284 0 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 1 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 2 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 3 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 4 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 5 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-284 6 Baltimore MD BLTMMDSN6MD  238   2020-09-20   
667-288 A Berlin MD SLBRMDSBXFX  242      
667-288 2 Berlin MD SLBRMDSBXFX  242   2020-10-29   
667-293 1 Sharptown MD SLBRMDSBXFX  242   2022-11-18   
667-302 8 Cecilton MD SLBRMDSBXFX  242   2022-11-18   
667-306 A Baltimore MD BLTMMDSN6MD  238      
667-306 0 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 1 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 2 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 3 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 4 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 5 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 6 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 7 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 8 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-306 9 Baltimore MD BLTMMDSN6MD  238   2021-05-25   
667-317 A Princess Anne MD SLBRMDSBXFX  242      
667-317 4 Princess Anne MD SLBRMDSBXFX  242   2021-06-29   
667-319 6 Chestertown MD   242   2025-04-17   
667-323 A Queenstown MD SLBRMDSBXFX  242      
667-323 4 Queenstown MD SLBRMDSBXFX  242   2021-07-27   
667-341 1 Delmar MD SLBRMDSBXFX  242   2022-11-18   
667-342 7 Preston MD SLBRMDSBXFX  242   2022-11-18   
667-347 9 Federalsburg MD SLBRMDSBXFX  242   2022-12-19   
667-348 4 Ridgely MD SLBRMDSBXFX  242   2022-09-15   
667-354 5 Baltimore MD BLTMMDSN6MD  238   2022-01-22   
667-400 2 Baltimore MD BLTMMDSN6MD  238   2017-03-02   
667-401 A Baltimore MD BLTMMDSN6MD  238      
667-401 0 Baltimore MD BLTMMDSN6MD  238   2014-02-22   
667-401 4 Baltimore MD BLTMMDSN6MD  238   2013-01-11   
667-401 5 Baltimore MD BLTMMDSN6MD  238   2013-01-11   
667-401 8 Baltimore MD BLTMMDSN6MD  238   2013-07-15   
667-401 9 Baltimore MD BLTMMDSN6MD  238   2014-05-11   
667-406 2 Baltimore MD BLTMMDSN6MD  238   2022-07-30   
667-407 1 Baltimore MD BLTMMDSN6MD  238   2022-07-23   
667-407 8 Baltimore MD BLTMMDSN6MD  238   2022-07-23   
667-407 9 Baltimore MD BLTMMDSN6MD  238   2022-07-23   
667-418 7 Greensboro MD SLBRMDSBXFX  242   2022-12-12   
667-458 6 Annapolis MD BLTMMDSN6MD  238   2019-03-04   
667-600 5 Baltimore MD BLTMMDSN6MD  238   2020-04-17   
667-661 9 Snow Hill MD SLBRMDSBXFX  242   2022-04-15   
667-665 7 Hillsboro MD   242   2025-07-28   
667-687 4 Warwick MD SLBRMDSBXFX  242   2022-11-18   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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