Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-405 3 Randallstown MD 318J COMCAST IP PHONE, LLC 238   2006-09-27   
443-405 6 Randallstown MD 318J COMCAST IP PHONE, LLC 238   2018-11-29   
443-405 7 Randallstown MD 318J COMCAST IP PHONE, LLC 238   2011-12-10   
443-406 3 Elkton MD 318J COMCAST IP PHONE, LLC 238   2015-11-18   
443-406 7 Elkton MD 318J COMCAST IP PHONE, LLC 238   2007-02-27   
443-410 3 Glen Burnie MD 318J COMCAST IP PHONE, LLC 238   2014-03-22   
443-412 5 Churchville MD 318J COMCAST IP PHONE, LLC 238   2013-10-14   
443-419 5 Glenwood MD 318J COMCAST IP PHONE, LLC 238   2015-04-20   
443-420 3 Ellicott City MD 318J COMCAST IP PHONE, LLC 238   2019-03-20   
443-429 2 Woodlawn MD 318J COMCAST IP PHONE, LLC 238   2014-04-17   
443-432 3 Prince Frederick MD 318J COMCAST IP PHONE, LLC 238   2014-10-15   
443-438 3 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-438 4 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-438 5 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-438 6 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-438 7 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-438 9 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2009-03-02   
443-442 6 Parkville MD 318J COMCAST IP PHONE, LLC 238   2014-07-18   
443-445 3 Elkridge MD 318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-449 5 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2007-07-27   
443-449 6 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2007-07-27   
443-449 7 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2007-07-27   
443-450 3 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2013-07-17   
443-450 5 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2015-09-14   
443-450 6 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2018-02-01   
443-450 7 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2019-07-05   
443-453 9 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2008-06-09   
443-456 A Edgewood MD 318J COMCAST IP PHONE, LLC 238      
443-456 3 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2013-05-12   
443-456 6 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2014-03-24   
443-457 6 Brooklyn Park-Linthicum MD 318J COMCAST IP PHONE, LLC 238   2007-02-27   
443-458 5 Annapolis MD 318J COMCAST IP PHONE, LLC 238   2007-08-13   
443-484 2 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2007-12-05   
443-484 7 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2014-10-24   
443-485 6 Elkton MD 318J COMCAST IP PHONE, LLC 238   2007-10-29   
443-486 5 Prince Frederick MD 318J COMCAST IP PHONE, LLC 238   2013-09-06   
443-487 9 Westminster MD 318J COMCAST IP PHONE, LLC 238   2021-10-08   
443-491 3 Parkton MD 318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-495 2 Parkville MD 318J COMCAST IP PHONE, LLC 238   2016-05-18   
443-495 7 Parkville MD 318J COMCAST IP PHONE, LLC 238   2015-09-25   
443-501 3 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2007-07-12   
443-502 2 Havre de Grace MD 318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-502 5 Havre de Grace MD 318J COMCAST IP PHONE, LLC 238   2007-06-29   
443-502 8 Havre de Grace MD 318J COMCAST IP PHONE, LLC 238   2002-02-25   
443-503 5 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2006-09-18   
443-503 6 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2006-09-18   
443-503 8 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2013-02-04   
443-505 3 Essex MD 318J COMCAST IP PHONE, LLC 238   2014-03-20   
443-505 8 Essex MD 318J COMCAST IP PHONE, LLC 238   2014-09-21   
443-507 6 Hampstead MD 318J COMCAST IP PHONE, LLC 238   2009-06-13   
443-508 2 Hampstead MD 318J COMCAST IP PHONE, LLC 238   2013-02-17   
443-517 6 Glen Burnie MD 318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-519 5 Towson MD 318J COMCAST IP PHONE, LLC 238   2008-04-30   
443-522 2 Reisterstown MD 318J COMCAST IP PHONE, LLC 238   2012-05-26   
443-526 6 Havre de Grace MD 318J COMCAST IP PHONE, LLC 238   2015-08-18   
443-530 3 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2014-02-14   
443-530 6 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2016-04-28   
443-542 A Columbia MD 318J COMCAST IP PHONE, LLC 238      
443-542 0 Columbia MD 318J COMCAST IP PHONE, LLC 238      
443-542 2 Columbia MD 318J COMCAST IP PHONE, LLC 238      
443-542 9 Columbia MD 318J COMCAST IP PHONE, LLC 238   2007-01-19   
443-544 7 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2013-04-10   
443-545 5 Columbia MD 318J COMCAST IP PHONE, LLC 238   2006-06-03   
443-546 3 Columbia MD 318J COMCAST IP PHONE, LLC 238   2006-09-15   
443-546 4 Columbia MD 318J COMCAST IP PHONE, LLC 238   2006-09-15   
443-548 3 Pikesville MD 318J COMCAST IP PHONE, LLC 238   2014-11-07   
443-549 4 Dundalk MD 318J COMCAST IP PHONE, LLC 238   2015-05-13   
443-550 3 North Beach MD 318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-551 3 Woodlawn MD 318J COMCAST IP PHONE, LLC 238   2013-05-12   
443-552 1 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2016-01-05   
443-559 A Essex MD 318J COMCAST IP PHONE, LLC 238      
443-559 0 Essex MD 318J COMCAST IP PHONE, LLC 238      
443-559 5 Essex MD 318J COMCAST IP PHONE, LLC 238   2007-10-29   
443-559 6 Essex MD 318J COMCAST IP PHONE, LLC 238   2007-10-29   
443-559 8 Essex MD 318J COMCAST IP PHONE, LLC 238   2008-06-16   
443-559 9 Essex MD 318J COMCAST IP PHONE, LLC 238   2008-06-16   
443-563 2 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2014-06-12   
443-567 5 Bel Air MD 318J COMCAST IP PHONE, LLC 238   2006-08-04   
443-567 6 Bel Air MD 318J COMCAST IP PHONE, LLC 238   2006-08-04   
443-575 6 Arbutus MD 318J COMCAST IP PHONE, LLC 238   2007-04-10   
443-583 7 Columbia MD 318J COMCAST IP PHONE, LLC 238   2014-09-16   
443-584 4 Crofton MD 318J COMCAST IP PHONE, LLC 238   2014-07-20   
443-587 4 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2016-06-17   
443-587 7 Edgewood MD 318J COMCAST IP PHONE, LLC 238   2016-06-21   
443-588 8 Parkville MD 318J COMCAST IP PHONE, LLC 238   2015-04-13   
443-592 3 Elkridge MD 318J COMCAST IP PHONE, LLC 238   2017-04-18   
443-593 3 Elkton MD 318J COMCAST IP PHONE, LLC 238   2014-09-21   
443-595 8 Sparks-Glencoe MD 318J COMCAST IP PHONE, LLC 238   2012-05-26   
443-596 3 Essex MD 318J COMCAST IP PHONE, LLC 238   2017-08-16   
443-596 8 Essex MD 318J COMCAST IP PHONE, LLC 238   2018-09-28   
443-602 7 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2008-06-09   
443-607 4 West River MD 318J COMCAST IP PHONE, LLC 238   2013-08-09   
443-607 6 West River MD 318J COMCAST IP PHONE, LLC 238   2007-10-11   
443-607 8 West River MD 318J COMCAST IP PHONE, LLC 238   2006-12-14   
443-609 4 Sykesville MD 318J COMCAST IP PHONE, LLC 238   2007-01-19   
443-609 6 Sykesville MD 318J COMCAST IP PHONE, LLC 238   2018-02-26   
443-620 5 Waterloo MD 318J COMCAST IP PHONE, LLC 238   2015-01-05   
443-627 8 Baltimore MD 318J COMCAST IP PHONE, LLC 238   2008-06-09   
443-628 6 Glen Burnie MD 318J COMCAST IP PHONE, LLC 238   2018-09-30   
443-636 5 Catonsville MD 318J COMCAST IP PHONE, LLC 238   2007-08-13   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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