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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
240-627 9 Washington Zone 11 MD   236      
240-637 4 Washington Zone 3 MD MCLNVA23DS4  236   2018-08-13   
240-637 5 Washington Zone 3 MD MCLNVA23DS4  236   2018-08-13   
240-637 6 Washington Zone 3 MD MCLNVA23DS4  236   2018-08-13   
240-637 7 Washington Zone 3 MD MCLNVA23DS4  236   2018-08-13   
240-637 8 Washington Zone 3 MD MCLNVA23DS4  236   2018-08-13   
240-638 A Washington Zone 3 MD MCLNVA23DS4  236      
240-638 0 Washington Zone 3 MD MCLNVA23DS4  236      
240-638 1 Washington Zone 3 MD MCLNVA23DS4  236      
240-638 2 Washington Zone 3 MD MCLNVA23DS4  236      
240-638 3 Washington Zone 3 MD MCLNVA23DS4  236      
240-638 4 Washington Zone 3 MD MCLNVA23DS4  236      
240-638 9 Washington Zone 3 MD MCLNVA23DS4  236      
240-647 3 Clear Spring MD FRDRMDFRXMD  240   2019-06-21   
240-648 5 Keedysville MD FRDRMDFRXMD  240   2019-06-21   
240-650 2 Washington Zone 3 MD MCLNVA23DS4  236   2013-03-02   
240-650 8 Washington Zone 3 MD MCLNVA23DS4  236   2012-02-27   
240-651 2 Frederick MD FRDRMDFRXMD  240   2014-08-29   
240-651 6 Frederick MD FRDRMDFRXMD  240   2014-10-23   
240-651 8 Frederick MD FRDRMDFRXMD  240   2014-11-22   
240-654 0 Gaithersburg MD MCLNVA23DS4  236   2008-05-15   
240-654 1 Gaithersburg MD MCLNVA23DS4  236   2008-05-15   
240-655 7 Kitzmiller MD FRDRMDFRXMD  240   2019-09-15   
240-667 A Washington Zone 4 MD   236      
240-667 0 Washington Zone 4 MD MCLNVA23DS4  236      
240-667 4 Washington Zone 4 MD   236      
240-667 5 Washington Zone 4 MD MCLNVA23DS4  236      
240-667 7 Washington Zone 4 MD MCLNVA23DS4  236   2007-07-03   
240-667 9 Washington Zone 4 MD MCLNVA23DS4  236      
240-668 0 Damascus MD MCLNVA23DS4  236   2008-05-16   
240-669 2 Washington Zone 11 MD MCLNVA23DS4  236   2012-02-24   
240-669 5 Washington Zone 11 MD MCLNVA23DS4  236   2007-07-03   
240-681 1 Brandywine MD MCLNVA23DS4  236   2006-06-26   
240-681 2 Brandywine MD MCLNVA23DS4  236   2006-10-25   
240-684 0 Washington Zone 13 MD MCLNVA23DS4  236   2010-08-06   
240-685 A Brandywine MD   236      
240-685 4 Brandywine MD   236      
240-691 A Washington Zone 5 MD   236      
240-691 4 Washington Zone 5 MD   236      
240-692 A Grantsville MD FRDRMDFRXMD  240      
240-692 1 Grantsville MD FRDRMDFRXMD  240   2019-07-21   
240-693 4 Walkersville MD FRDRMDFRXMD  240   2020-12-19   
240-696 A Washington Zone 4 MD MCLNVA23DS4  236      
240-696 0 Washington Zone 4 MD MCLNVA23DS4  236   2006-04-07   
240-696 1 Washington Zone 4 MD MCLNVA23DS4  236   2006-04-07   
240-696 2 Washington Zone 4 MD MCLNVA23DS4  236   2007-04-28   
240-696 3 Washington Zone 4 MD MCLNVA23DS4  236   2011-02-27   
240-696 4 Washington Zone 4 MD MCLNVA23DS4  236      
240-696 6 Washington Zone 4 MD MCLNVA23DS4  236   2005-04-03   
240-696 7 Washington Zone 4 MD MCLNVA23DS4  236   2005-04-03   
240-696 8 Washington Zone 4 MD MCLNVA23DS4  236   2005-04-03   
240-708 A Laurel (Baltimore LATA) MD BLTMMDSN6MD  238      
240-708 8 Laurel (Baltimore LATA) MD BLTMMDSN6MD  238   2012-12-01   
240-715 A Washington Zone 10 MD   236      
240-715 3 Washington Zone 10 MD   236      
240-715 4 Washington Zone 10 MD   236      
240-715 9 Washington Zone 10 MD   236      
240-720 A Gaithersburg MD   236      
240-720 0 Gaithersburg MD   236      
240-720 3 Gaithersburg MD MCLNVA23DS4  236   2007-12-04   
240-720 8 Gaithersburg MD   236      
240-720 9 Gaithersburg MD   236      
240-724 1 Washington Zone 6 MD MCLNVA23DS4  236   2004-12-13   
240-724 2 Washington Zone 6 MD MCLNVA23DS4  236   2005-04-03   
240-724 4 Washington Zone 6 MD MCLNVA23DS4  236   2003-01-12   
240-724 6 Washington Zone 6 MD MCLNVA23DS4  236   2005-04-03   
240-724 7 Washington Zone 6 MD MCLNVA23DS4  236   2006-05-05   
240-734 7 Smithsburg MD FRDRMDFRXMD  240   2016-10-28   
240-743 2 Washington Zone 2 MD MCLNVA23DS4  236   2014-05-11   
240-743 3 Washington Zone 2 MD MCLNVA23DS4  236   2007-08-27   
240-744 A Washington Zone 2 MD MCLNVA23DS4  236      
240-744 0 Washington Zone 2 MD MCLNVA23DS4  236      
240-744 1 Washington Zone 2 MD MCLNVA23DS4  236      
240-744 3 Washington Zone 2 MD MCLNVA23DS4  236      
240-744 4 Washington Zone 2 MD MCLNVA23DS4  236      
240-744 5 Washington Zone 2 MD MCLNVA23DS4  236      
240-744 7 Washington Zone 2 MD MCLNVA23DS4  236      
240-747 7 Washington Zone 11 MD MCLNVA23DS4  236   2007-07-03   
240-750 6 Gaithersburg MD MCLNVA23DS4  236   2007-09-17   
240-751 A Gaithersburg MD MCLNVA23DS4  236      
240-751 1 Gaithersburg MD MCLNVA23DS4  236      
240-751 4 Gaithersburg MD MCLNVA23DS4  236   2003-01-12   
240-751 9 Gaithersburg MD MCLNVA23DS4  236   2007-05-23   
240-752 A Washington Zone 2 MD MCLNVA23DS4  236      
240-752 0 Washington Zone 2 MD MCLNVA23DS4  236      
240-752 6 Washington Zone 2 MD MCLNVA23DS4  236   2006-03-24   
240-752 7 Washington Zone 2 MD MCLNVA23DS4  236   2006-03-24   
240-752 8 Washington Zone 2 MD MCLNVA23DS4  236   2008-02-11   
240-752 9 Washington Zone 2 MD MCLNVA23DS4  236   2006-09-19   
240-753 A Washington Zone 10 MD MCLNVA23DS4  236      
240-753 6 Washington Zone 10 MD MCLNVA23DS4  236   2013-03-09   
240-753 7 Washington Zone 10 MD MCLNVA23DS4  236   2013-05-11   
240-754 A Waldorf MD MCLNVA23DS4  236      
240-754 2 Waldorf MD MCLNVA23DS4  236   2012-01-02   
240-759 6 Washington Zone 15 (Baltimore LATA) MD BLTMMDSN6MD  238   2022-10-27   
240-762 4 Washington Zone 2 MD MCLNVA23DS4  236   2014-07-18   
240-762 6 Washington Zone 2 MD MCLNVA23DS4  236   2014-07-04   
240-764 4 Washington Zone 4 MD MCLNVA23DS4  236   2003-01-12   
240-766 8 Washington Zone 6 MD MCLNVA23DS4  236   2008-02-29   
240-767 4 Washington Zone 5 MD MCLNVA23DS4  236   2008-02-13   

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Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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